- Caterpillar Products
- Machines with Grease Lubricated Track with Swage
- Machines with Greased Lubricated Track (GLT)
- Machines with Positive Pin Retention (PPR) Track
- Machines with Positive Pin Retention 2 (PPR2) Track
- Machines with Rotating Bushing Track
- Machines with Sealed Positive Pin Retention (PPR) Track
- Machines with Sealed Track
- Machines with Sleeve Bearing Track
- Machines with SystemOne Undercarriage
- Machines with non-PPR Sealed and Lubricated Track
Introduction
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Table 1
Revision |
Summary of Changes in SEBF8571 |
26 |
Added serial number prefixes for New Product Introduction. |
25 |
Added serial number prefixes for New Product Introduction. |
24 |
Added serial number prefixes for New Product Introduction. |
23 |
Added models 352F, 6015B, and 538B.
Added serial number prefixes for New Product Introduction. |
22 |
Added serial number prefixes for New Product Introduction. |
© 2019 Caterpillar All Rights Reserved. This guideline is for the use of Caterpillar dealers only. Unauthorized use of this document or the proprietary processes therein without permission may be violation of intellectual property law. Information contained in this document is considered Caterpillar: Confidential Yellow.
This Undercarriage Reconditioning Bulletin contains the necessary information to allow a dealer to establish a parts reusability program. Reuse and salvage information enables Caterpillar dealers and customers to benefit from cost reductions. Every effort has been made to provide the most current information that is known to Caterpillar. Continuing improvement and advancement of product design might have caused changes to your product which are not included in this publication. This Undercarriage Reconditioning Bulletin must be used with the latest technical information that is available from Caterpillar.
For questions or additional information concerning this guideline, submit a form for feedback in the Service Information System. To address an urgent issue, use the following resources to communicate your request to Caterpillar Repair Process Engineering:
For technical questions when using this document, work with your Dealer Technical Communicator (TC).
Summary
This bulletin contains the specifications for reconditioning the idlers that are used on Caterpillar Track-Type machines. Tables 2 through 8 list the dimensions for the installed bearing diameter for a corresponding idler assembly. Tables 9 through 16 list the specifications for reconditioning the idlers.
References
Reference: Undercarriage Reconditioning Guide, SEBF8599
Reference: Service Handbook, PEKP9400, "Custom Track Service Handbook"
Reference: Parts Sales Kit, PECP3003
Safety
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Illustration 1 | g02139237 |
Most accidents that involve product operation, maintenance, and repair are caused by failure to observe basic safety rules or precautions. An accident can often be avoided by recognizing potentially hazardous situations before an accident occurs. A person must be alert to potential hazards. This person should also have the necessary training, skills, and tools to perform these functions properly.
This bulletin may contain hazardous steps. A safety alert symbol like the ones below is used to identify a hazard.
Warning messages identify a specific, imminent, latent, hazard that has a reasonable probability of resulting in personal injury or death if the warning is ignored.
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Do not attempt to disassemble or assemble this machine until you read and understand the disassembly and assembly instructions. Improper disassembly and assembly procedures could result in injury or death. |
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Inspect all threaded components before use. Damaged threads may fail under hydraulic pressure. Broken threads may release flying objects that are propelled with great force. Personal injury or death can occur if struck by flying objects. |
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Do not stand near the hydraulic press while the press is in operation. A component that slips or breaks under pressure may fly into the air with great force. Personal injury or death can occur if struck by flying objects. |
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Canceled Part Numbers and Replaced Part Numbers
This document does not include all canceled part numbers and replaced part numbers. Use NPR on SIS for information about canceled part numbers and replaced part numbers. NPR will provide the current part numbers for replaced parts.
Installed Bearing Diameter
Note: The true center line must be kept on all idler rebuilds for proper rebuild procedures. All idler width dimensions are based off center line of the idler. Measure from machined retainer surface on hub to establish the true center line of hub.
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Illustration 2 | g03710426 |
(M) Installed Bearing Diameter |
Track-Type Tractors with Elevated Sprocket
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Table 2
Installed Bearing Diameter |
Sales Model |
Idler Assembly |
Installed Bearing Diameter (M) |
D11T
D11R
D11N |
187-1011 |
162.82 ± 0.03 mm (6.410 ± 0.001 inch) |
292-8088 |
162.82 ± 0.03 mm (6.410 ± 0.001 inch) |
D10T
D10R
D10N |
7T-0961 |
136.78 ± 0.03 mm (5.385 ± 0.001 inch) |
257-9829 |
136.78 ± 0.03 mm (5.385 ± 0.001 inch) |
D10 |
6Y-0216 |
162.77 ± 0.03 mm (6.408 ± 0.001 inch) |
D9T
D9R
D9N |
7T-2770
359-9579 |
127.25 ± 0.03 mm (5.010 ± 0.001 inch) |
D9L
589 |
9W-6037 |
136.78 ± 0.03 mm (5.385 ± 0.001 inch) |
D8T
D8R
D8N
D8L
578 |
6Y-0556 |
127.25 ± 0.03 mm (5.010 ± 0.001 inch) |
D8T
D8R
D8N
587T
587R
583R
PL87
PL83 |
6Y-0553 |
127.25 ± 0.03 mm (5.010 ± 0.001 inch) |
D8T
D8R
D8N |
329-5408 |
127.25 ± 0.03 mm (5.010 ± 0.001 inch) |
329-5411 |
127.25 ± 0.03 mm (5.010 ± 0.001 inch) |
D7R
D7H
572R |
192-0215 |
127.25 ± 0.03 mm (5.010 ± 0.001 inch) |
192-0219 |
127.25 ± 0.03 mm (5.010 ± 0.001 inch) |
195-9816 |
127.25 ± 0.03 mm (5.010 ± 0.001 inch) |
D7R
D7H |
192-0223 |
127.25 ± 0.03 mm (5.010 ± 0.001 inch) |
249-2940 |
127.25 ± 0.03 mm (5.010 ± 0.001 inch) |
D7E |
192-0223 |
127.25 ± 0.03 mm (5.010 ± 0.001 inch) |
D6T
D6R2
D6R
D6N |
202-4303 |
108.06 ± 0.02 mm (4.254 ± 0.001 inch) |
202-4295 |
108.06 ± 0.02 mm (4.254 ± 0.001 inch) |
286-9306 |
108.06 ± 0.02 mm (4.254 ± 0.001 inch) |
PL72 |
395-4270 |
108.06 ± 0.02 mm (4.254 ± 0.001 inch) |
D6T |
323-1171 |
108.06 ± 0.02 mm (4.254 ± 0.001 inch) |
D6R
D6H |
159-3658 |
108.06 ± 0.02 mm (4.254 ± 0.001 inch) |
D6N
D6M
D5R
D5H |
190-1547 |
95.84 ± 0.08 mm (3.773 ± 0.003 inch) |
290-0738 |
95.84 ± 0.08 mm (3.773 ± 0.003 inch) |
323-1169 |
95.84 ± 0.08 mm (3.773 ± 0.003 inch) |
D5N
D5M
D4H |
190-1536 |
89.666 ± 0.080 mm (3.5302 ± 0.0032 inch) |
D5N
D5M
D4H
561N
561M
561H |
190-2495 |
89.666 ± 0.080 mm (3.5302 ± 0.0032 inch) |
D5N
D5M
D4H |
290-0750 |
89.67 ± 0.08 mm (3.530 ± 0.003 inch) |
Asphalt Pavers
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Table 3
Installed Bearing Diameter for Tapered Shaft |
Sales Model |
Idler Assembly |
Installed Bearing Diameter |
Small Diameter |
Large Diameter |
AP655F |
262-4104 |
69.85 mm (2.75 inch) |
73.025 mm (2.875 inch) |
Skidders
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Table 4
Installed Bearing Diameter |
Sales Model |
Idler Assembly |
Installed Bearing Diameter (M) |
D5H
517 |
8E-4008 |
108.06 ± 0.02 mm (4.254 ± 0.001 inch) |
D5H |
190-1547 |
95.84 ± 0.08 mm (3.773 ± 0.003 inch) |
527 |
202-4295 |
108.06 ± 0.02 mm (4.254 ± 0.001 inch) |
D4H |
190-1536 |
89.666 ± 0.080 mm (3.5302 ± 0.0032 inch) |
Track-Type Tractors with Low Sprocket
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Table 5
Installed Bearing Diameter |
Sales Model |
Idler Assembly |
Installed Bearing Diameter (M) |
D9
594 |
5S-1532 |
89.28 ± 0.03 mm (3.515 ± 0.001 inch) |
D8
583 |
188-5610 |
82.93 ± 0.03 mm (3.265 ± 0.001 inch) |
D7
571
572 |
9H-8489 |
70.23 ± 0.03 mm (2.765 ± 0.001 inch) |
1S-8186 |
70.23 ± 0.03 mm (2.765 ± 0.001 inch) |
277-4492 |
70.23 ± 0.03 mm (2.765 ± 0.001 inch) |
D6 |
5M-5009 |
63.75 ± 0.03 mm (2.509 ± 0.001 inch) |
7T-4562 |
63.75 ± 0.03 mm (2.509 ± 0.001 inch) |
D5
561 |
8S-2560 |
63.75 ± 0.03 mm (2.509 ± 0.001 inch) |
7T-3501 |
63.75 ± 0.03 mm (2.509 ± 0.001 inch) |
1M-3121 |
63.75 ± 0.03 mm (2.509 ± 0.001 inch) |
D4 |
3K-2866 |
54.33 ± 0.03 mm (2.139 ± 0.001 inch) |
1M-8867 |
54.33 ± 0.03 mm (2.139 ± 0.001 inch) |
D6K2
D6K
PL61 |
368-9792 |
54.33 ± 0.03 mm (2.139 ± 0.001 inch) |
D5K2 |
419-5475 |
79.38 ± 0.03 mm (3.12519 ± 0.00118 inch) |
419-5476 |
91.52 ± 0.03 mm (3.60314 ± 0.00118 inch) |
D5K |
262-2093 |
54.33 ± 0.03 mm (2.139 ± 0.001 inch) |
261-4472 |
54.33 ± 0.03 mm (2.139 ± 0.001 inch) |
D5G
D5C |
9U-9065 |
54.33 ± 0.03 mm (2.139 ± 0.001 inch) |
250-0368 |
54.33 ± 0.03 mm (2.139 ± 0.001 inch) |
D4K
D3K |
261-4473 |
50.825 ± 0.080 mm (2.0010 ± 0.0032 inch) |
D4K
D3K
D4G
D3G
D4C
D3C
D4B
D3B
D3 |
106-9187 |
50.83 ± 0.08 mm (2.001 ± 0.003 inch) |
D4K2
D3K2 |
419-5475 |
79.38 ± 0.03 mm (3.13 ± 0.0012 inch) |
394-3645 |
D4G
D3G
D4C
D3C |
249-7628 |
50.825 ± 0.080 mm (2.0010 ± 0.0032 inch) |
D4C
D3C
D4B
D3B
D3 |
8E-7342 |
50.835 ± 0.085 mm (2.0014 ± 0.0034 inch) |
Track-Type Loaders
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Table 6
Installed Bearing Diameter |
Sales Model |
Idler Assembly |
Installed Bearing Diameter (M) |
983 |
188-5160 |
82.93 ± 0.03 mm (3.265 ± 0.001 inch) |
977 |
1S-8186 |
70.23 ± 0.03 mm (2.765 ± 0.001 inch) |
9H-8489 |
70.23 ± 0.03 mm (2.765 ± 0.001 inch) |
977
973C
973 |
277-4492 |
70.23 ± 0.03 mm (2.765 ± 0.001 inch) |
973D |
115-0605 |
117.45 ± 0.04 mm (4.624 ± 0.002 inch) |
963D |
286-4231 |
63.754 ± 0.025 mm (2.5100 ± 0.0010 inch) |
963K
963D
963C
963B
963
955 |
7T-4562 |
63.75 ± 0.03 mm (2.510 ± 0.001 inch) |
963C
963B
963 |
228-4231 |
63.754 ± 0.025 mm (2.5100 ± 0.0010 inch) |
955 |
5M-5009 |
63.75 ± 0.03 mm (2.510 ± 0.001 inch) |
955
951 |
8S-2560 |
63.75 ± 0.03 mm (2.510 ± 0.001 inch) |
953D
953C
953B
953
951 |
7T-3501 |
63.75 ± 0.03 mm (2.510 ± 0.001 inch) |
953C
953B |
228-4230 |
63.754 ± 0.025 mm (2.5100 ± 0.0010 inch) |
943 |
7T-1315 |
54.33 ± 0.03 mm (2.139 ± 0.001 inch) |
941 |
1M-8867 |
54.33 ± 0.03 mm (2.139 ± 0.001 inch) |
939C
939 |
9U-9065 |
54.33 ± 0.03 mm (2.139 ± 0.001 inch) |
935C
935B
933C
933
931C
931B
931 |
106-9187 |
50.83 ± 0.08 mm (2.001 ± 0.003 inch) |
8E-7342 |
50.835 ± 0.085 mm (2.0014 ± 0.0034 inch) |
Excavators and Front Shovels
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Table 7
Installed Bearing Diameter |
Sales Model |
Idler Assembly |
Installed Bearing Diameter (M) |
6020B |
471-7758 |
185.5 mm (7.303 inch) |
6015B |
435-4448 |
150.18 ± 0.07 mm (5.91259 ± 0.003 inch) |
5130
5130B |
218-5073 |
170.39 ± 0.02 mm (6.708 ± 0.001 inch) |
5110B |
121-7351 |
150.18 ± 0.07 mm (5.913 ± 0.003 inch) |
5090B
385C
385B |
278-7286 |
115.31 ± 0.09 mm (4.540 ± 0.004 inch) |
203-4862 |
115.31 ± 0.09 mm (4.540 ± 0.004 inch) |
352-3740 |
115.31 ± 0.09 mm (4.540 ± 0.004 inch) |
5080
375 |
138-8388 |
115.31 ± 0.09 mm (4.540 ± 0.004 inch) |
390F
390D |
278-7286 |
115.31 ± 0.09 mm (4.540 ± 0.004 inch) |
352-3740 |
115.31 ± 0.09 mm (4.540 ± 0.004 inch) |
374F
374D |
278-7284 |
115.31 ± 0.09 mm (4.540 ± 0.004 inch) |
352-3735 |
115.31 ± 0.09 mm (4.540 ± 0.004 inch) |
365C
365B
MD6640
MD6540C
MD6540 |
278-7284 |
115.31 ± 0.09 mm (4.540 ± 0.004 inch) |
141-2697 |
115.31 ± 0.09 mm (4.540 ± 0.004 inch) |
352-3735 |
115.31 ± 0.09 mm (4.540 ± 0.004 inch) |
352F |
383-1612 |
105.28 ± 0.09 mm (4.14487 ± 0.003 inch) |
350 |
138-8389 |
105.25 ± 0.09 mm (4.144 ± 0.004 inch) |
345D
345C
345B |
337-6894 |
105.28 ± 0.09 mm (4.145 ± 0.004 inch) |
558GF
349D
345D
345C
345B
330D
330C
568
MD6420C
MD6420B
MD6420 |
264-9821 |
105.28 ± 0.09 mm (4.145 ± 0.004 inch) |
330D
340F |
235-8536 |
85.365 ± 0.090 mm (3.3608 ± 0.0035 inch) |
340D2
340D
336E
336D2
336D
330D
330C
330B
330
328D
MD6290
MD6240 |
136-3847 |
85.365 ± 0.090 mm (3.3608 ± 0.0035 inch) |
538B |
384-5482 |
65.15 ± 0.09 mm (2.56496 ± 0.004 inch) |
329D
325D
325C
325B
325
324D
323D
322C
320C
320B
320 |
115-7471 |
75.31 ± 0.09 mm (2.965 ± 0.004 inch) |
325D |
235-8534 |
75.31 ± 0.09 mm (2.965 ± 0.004 inch) |
326D
324D
322C
322B
322 |
115-4931 |
70.065 ± 0.090 mm (2.7585± 0.0035 inch) |
325F
323F
323D2
323D
321D
321C
320F
320E
320D2
320D
320C
320B
320
319D
319C
318F
318E
318D2
318D
318C
318B
317B
317
3116F
315D
315C
315B
315
313D2
MD5150C
MD5150
MD5075C
MD5075 |
262-4781 |
65.15 ± 0.09 mm (2.565± 0.004 inch) |
318C
318B
317B
317 |
115-4926 |
65.15 ± 0.09 mm (2.565± 0.004 inch) |
314E
314D
314C
313F
313D
313C
313B
312F
312E
312D2
312D
312C
312B
312
311F
311D
311C
311B
311 |
6I-6590 |
55.114 ± 0.068 mm (2.170 ± 0.003 inch) |
312D2 |
248-7151 |
105.28 ± 0.09 mm (4.15 ± 0.004 inch) |
308E
308D
308C
307D
307C
307B
307 |
277-8668 |
40.112 ± 0.066 mm (1.5792 ± 0.0026 inch) |
308E2
307E2 |
422-0868 |
50.114 ± 0.068 mm (1.973 ± 0.0027 inch) |
433-3881 |
307B
307 |
115-6335 |
40.112 ± 0.066 mm (1.5792 ± 0.0026 inch) |
Track Feller Bunchers
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Table 8
Installed Bearing Diameter |
Sales Model |
Idler Assembly |
Installed Bearing Diameter (M) |
552
551
TK752
TK751
541
532
TK732
521B
522B |
136-3847 |
85.365 ± 0.090 mm (3.3608 ± 0.0035 inch) |
TK741
TK722
TK721
522
521 |
207-0472 |
75.31 ± 0.09 mm (2.965 ± 0.004 inch) |
TK711
511 |
115-7471 |
75.31 ± 0.09 mm (2.965 ± 0.004 inch) |
Idler Dimensions
Note: The true center line must be kept on all idler rebuilds for proper rebuild procedures. All idler width dimensions are based off center line of the idler. Measure from machined retainer surface on hub to establish the true center line of hub.
Fabricated and Cast Idlers
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Illustration 3 | g03710434 |
Fabricated Idler
(A) Width of Center Flange from Center Line of Idler
(B) Tread Width from Center Line of Idler
(C) Hub Face width from Center Line of Idler
(D) Diameter of Center Bore in Idler
(E) Diameter of Tread
(F) Height of Center Flange
(G) Diameter of Tread at 100% wear
(H) Radius at Base of Center Flange |
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Illustration 4 | g03710496 |
Cast Idler
(A) Width of Center Flange from Center Line of Idler
(B) Tread Width from Center Line of Idler
(C) Hub Face Flange from Center Line of Idler
(D) Diameter of Center Bore in Idler
(E) Diameter of Tread
(F) Height of Center Flange
(G) Diameter of Tread at 100% wear
(H) Radius at Base of Center Flange |
Note: Cast Idler Dimensions for Tractors with Center Tread Idlers found in Tables 14, 15, and 16.
Track-Type Tractors with Elevated Sprocket
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Table 9
Fabricated and Cast Idlers |
Sales Model |
Idler No. |
(A) |
(B) |
(C) |
(D) |
(E) |
(F) |
(G) |
(H) |
D11T
D11R
D11N |
187-1007 |
75.0 mm (2.95 inch) |
169.0 mm (6.65 inch) |
201.0 mm (7.91 inch) |
168.89 ± 0.04 mm (6.649 ± 0.002 inch) |
892.0 mm (35.12 inch) |
20.0 mm (0.79 inch) |
860.0 mm (33.86 inch) |
5.0 mm (0.20 inch) |
D10T
D10R
D10N |
9W-6284 |
66.5 mm (2.62 inch) |
146.0 mm (5.75 inch) |
163.0 mm (6.42 inch) |
142.85 ± 0.04 mm (5.624± 0.002 inch) |
766.0 mm (30.16 inch) |
20.0 mm (0.79 inch) |
734.0 mm (28.90 inch) |
5.0 mm (0.20 inch) |
D10 |
6Y-0215 |
64.0 mm (2.52 inch) |
143.0 mm (5.61 inch) |
187.5 mm (7.38 inch) |
168.89 ± 0.04 mm (6.649 ± 0.002 inch) |
864.0 mm (34.02 inch) |
20.0 mm (0.79 inch) |
831.0 mm (32.72 inch) |
5.0 mm (0.20 inch) |
D9T
D9R
D9N |
9W-4468 |
55.5 mm (2.19 inch) |
128.5 mm (5.06 inch) |
145.0 mm (5.71 inch) |
133.32 ± 0.04 mm (5.249 ± 0.002 inch) |
720.0 mm (28.35 inch) |
20.0 mm (0.79 inch) |
688.0 mm (27.09 inch) |
5.0 mm (0.20 inch) |
D9L
589 |
9W-4466 |
59.0 mm (2.32 inch) |
132.0 mm (5.20 inch) |
12.5 mm (0.49 inch) |
142.85 ± 0.04 mm (5.624± 0.002 inch) |
743.0 mm (29.25 inch) |
20.0 mm (0.79 inch) |
711.0 mm (27.99 inch) |
5.0 mm (0.20 inch) |
D8T
D8R
D8N
587T
587R
583T
583R
PL83
PL87 |
6Y-0552 |
48.5 mm (1.91 inch) |
116.0 mm (4.57 inch) |
125.0 mm (4.92 inch) |
133.32 ± 0.04 mm (5.249 ± 0.002 inch) |
620.0 mm (24.41 inch) |
20.0 mm (0.79 inch) |
588.0 mm (23.15 inch) |
5.0 mm (0.20 inch) |
PL72 |
395-4269 |
47.5 mm (1.87 inch) |
95.2 mm (3.748 inch) |
99 mm (3.897 inch) |
114.28 ± 0.04 mm (4.499 ± 0.00157 inch) |
545 mm (21.46 inch) |
24 mm (0.945 inch) |
530 mm (20.86 inch) |
5.0 mm (0.20 inch) |
D8T
D8R
D8N
D8L
578 |
6Y-0555 |
48.5 mm (1.91 inch) |
111.0 mm (4.37 inch) |
125.0 mm (4.92 inch) |
133.32 ± 0.04 mm (5.249 ± 0.002 inch) |
698.0 mm (27.48 inch) |
20.0 mm (0.79 inch) |
666.0 mm (26.22 inch) |
5.0 mm (0.20 inch) |
D7R
D7H |
192-0222 |
51.0 mm (2.01 inch) |
102.0 mm (4.02 inch) |
108.3 mm (4.26 inch) |
133.32 ± 0.04 mm (5.249 ± 0.002 inch) |
585.0 mm (23.03 inch) |
20.0 mm (0.79 inch) |
560.0 mm (22.05 inch) |
5.0 mm (0.20 inch) |
D7R
D7H
572R |
192-0214 |
49.0 mm (1.93 inch) |
100.0 mm (3.94 inch) |
106.0 mm (4.17 inch) |
133.32 ± 0.04 mm (5.249 ± 0.002 inch) |
628.0 mm (24.72 inch) |
20.0 mm (0.79 inch) |
597.0 mm (23.50 inch) |
5.0 mm (0.20 inch) |
192-0218 |
51.0 mm (2.01 inch) |
102.0 mm (4.02 inch) |
108.3 mm (4.26 inch) |
133.32 ± 0.04 mm (5.249 ± 0.002 inch) |
628.0 mm (24.72 inch) |
20.0 mm (0.79 inch) |
603.0 mm (23.74 inch) |
5.0 mm (0.20 inch) |
195-9817 |
51.0 mm (2.01 inch) |
102.0 mm (4.02 inch) |
108.3 mm (4.26 inch) |
133.32 ± 0.04 mm (5.249 ± 0.002 inch) |
605.0 mm (23.82 inch) |
20.0 mm (0.79 inch) |
580.0 mm (22.83 inch) |
5.0 mm (0.20 inch) |
D7E |
192-0222 |
51.0 mm (2.01 inch) |
102.0 mm (4.02 inch) |
108.3 mm (4.26 inch) |
133.32 ± 0.04 mm (5.249 ± 0.002 inch) |
585.0 mm (23.03 inch) |
20.0 mm (0.79 inch) |
560.0 mm (22.05 inch) |
5.0 mm (0.20 inch) |
D6T
D6R2
D6R
D6H |
202-4302 |
47.5 mm (1.87 inch) |
95.2 mm (3.75 inch) |
99.5 mm (3.92 inch) |
114.28 ± 0.04 mm (4.50 ± 0.002 inch) |
570.0 mm (22.44 inch) |
24.0 mm (0.94 inch) |
532.0 mm (20.94 inch) |
5.0 mm (0.20 inch) |
253-2567 |
47.5 mm (1.87 inch) |
95.2 mm (3.75 inch) |
99.5 mm (3.92 inch) |
114.28 ± 0.04 mm (4.50 ± 0.002 inch) |
570.0 mm (22.44 inch) |
24.0 mm (0.94 inch) |
532.0 mm (20.94 inch) |
5.0 mm (0.20 inch) |
202-4294 |
47.5 mm (1.87 inch) |
95.2 mm (3.75 inch) |
99.5 mm (3.92 inch) |
114.28 ± 0.04 mm (4.50 ± 0.002 inch) |
545.0 mm (21.46 inch) |
24.0 mm (0.94 inch) |
507.0 mm (19.96 inch) |
5.0 mm (0.20 inch) |
253-2566 |
47.5 mm (1.87 inch) |
95.2 mm (3.75 inch) |
99.5 mm (3.92 inch) |
114.28 ± 0.04 mm (4.50 ± 0.002 inch) |
545.0 mm (21.46 inch) |
24.0 mm (0.94 inch) |
507.0 mm (19.96 inch) |
5.0 mm (0.20 inch) |
D6N
D6M
D5R
D5H |
190-1548 |
42.0 mm (1.65 inch) |
86.4 mm (3.40 inch) |
94.8 mm (3.73 inch) |
102.00 ± 0.04 mm (4.016 ± 0.002 inch) |
540.0 mm (21.26 inch) |
24.0 mm (0.94 inch) |
509.0 mm (20.04 inch) |
5.0 mm (0.20 inch) |
253-2568 |
42.0 mm (1.65 inch) |
86.4 mm (3.40 inch) |
94.5 mm (3.72 inch) |
101.20 ± 0.04 mm (3.984 ± 0.002 inch) |
540.0 mm (21.26 inch) |
24.0 mm (0.94 inch) |
509.0 mm (20.04 inch) |
5.0 mm (0.20 inch) |
D5N
D5M
D4H
561N
561M
561H |
190-1542 |
34.25 mm (1.348 inch) |
73.25 mm (2.884 inch) |
84.35 mm (3.321 inch) |
96.00 ± 0.04 mm (3.780 ± 0.002 inch) |
500.0 mm (19.69 inch) |
20.0 mm (0.79 inch) |
471.0 mm (18.54 inch) |
5.0 mm (0.20 inch) |
193-5930 |
34.0 mm (1.34 inch) |
73.2 mm (2.88 inch) |
84.0 mm (3.31 inch) |
96.00 ± 0.04 mm (3.780 ± 0.002 inch) |
500.0 mm (19.69 inch) |
20.0 mm (0.79 inch) |
471.0 mm (18.54 inch) |
5.0 mm (0.20 inch) |
253-2569 |
34.0 mm (1.34 inch) |
73.2 mm (2.88 inch) |
84.0 mm (3.31 inch) |
96.00 ± 0.04 mm (3.780 ± 0.002 inch) |
500.0 mm (19.69 inch) |
20.0 mm (0.79 inch) |
471.0 mm (18.54 inch) |
5.0 mm (0.20 inch) |
D5N
D5M
D4H |
193-5929 |
34.0 mm (1.34 inch) |
73.2 mm (2.88 inch) |
84.0 mm (3.31 inch) |
96.00 ± 0.04 mm (3.780 ± 0.002 inch) |
475.0 mm (18.70 inch) |
20.0 mm (0.79 inch) |
446.0 mm (17.56 inch) |
5.0 mm (0.20 inch) |
190-1538 |
34.25 mm (1.35 inch) |
73.25 mm (2.89 inch) |
84.35 mm (3.321 inch) |
96.00 ± 0.04 mm (3.780 ± 0.002 inch) |
475.0 mm (18.70 inch) |
20.0 mm (0.79 inch) |
446.0 mm (17.56 inch) |
5.0 mm (0.20 inch) |
Skidders
Show/hide table
Table 10
Fabricated and Cast Idlers |
Sales Model |
Idler Number |
(A) |
(B) |
(C) |
(D) |
(E) |
(F) |
(G) |
(H) |
D5H
517 |
8E-4009 |
42.0 mm (1.65 inch) |
79.5 mm (3.13 inch) |
100.9 mm (3.97 inch) |
114.28 ± 0.04 mm (4.499 ± 0.002 inch) |
540.0 mm (21.26 inch) |
19.0 mm (0.75 inch) |
519.0 mm (20.43 inch) |
5.0 mm (0.20 inch) |
D5H |
190-1548 |
42.0 mm (1.65 inch) |
86.4 mm (3.40 inch) |
94.8 mm (3.73 inch) |
102.00 ± 0.04 mm (4.016 ± 0.002 inch) |
540.0 mm (21.26 inch) |
24.0 mm (0.94 inch) |
509.0 mm (20.04 inch) |
5.0 mm (0.20 inch) |
253-2568 |
42.0 mm (1.65 inch) |
86.4 mm (3.40 inch) |
94.5 mm (3.72 inch) |
101.20 ± 0.04 mm (3.984 ± 0.002 inch) |
540.0 mm (21.26 inch) |
24.0 mm (0.94 inch) |
509.0 mm (20.04 inch) |
5.0 mm (0.20 inch) |
D4H |
193-5929 |
34.0 mm (1.34 inch) |
73.2 mm (2.88 inch) |
84.0 mm (3.31 inch) |
96.00 ± 0.04 mm (3.780 ± 0.002 inch) |
475.0 mm (18.70 inch) |
20.0 mm (0.79 inch) |
446.0 mm (17.56 inch) |
5.0 mm (0.20 inch) |
190-1538 |
34.3 mm (1.35 inch) |
73.3 mm (2.88 inch) |
84.4 mm (3.32 inch) |
96.00 ± 0.04 mm (3.780 ± 0.002 inch) |
475.0 mm (18.70 inch) |
20.0 mm (0.79 inch) |
446.0 mm (17.56 inch) |
5.0 mm (0.20 inch) |
527 |
202-4294 |
47.5 mm (1.87 inch) |
95.2 mm (3.75 inch) |
99.5 mm (3.92 inch) |
114.28 ± 0.04 mm (4.500 ± 0.002 inch) |
545.0 mm (21.46 inch) |
24.0 mm (0.94 inch) |
507.0 mm (19.96 inch) |
5.0 mm (0.20 inch) |
253-2566 |
47.5 mm (1.87 inch) |
95.2 mm (3.75 inch) |
99.5 mm (3.92 inch) |
114.28 ± 0.04 mm (4.499 ± 0.002 inch) |
545.0 mm (21.46 inch) |
24.0 mm (0.94 inch) |
507.0 mm (19.96 inch) |
5.0 mm (0.20 inch) |
Track-Type Tractors with Low Sprocket
Show/hide table
Table 11
Fabricated and Cast Idlers |
Sales Model |
Idler Number |
(A) |
(B) |
(C) |
(D) |
(E) |
(F) |
(G) |
(H) |
D9
594 |
5S-1532 |
64.65 mm (2.545 inch) |
133.35 mm (5.250 inch) |
146.05 mm (5.750 inch) |
142.85 ± 0.04 mm (5.624 ± 0.002 inch) |
889.0 mm (35.00 inch) |
22.5 mm (0.89 inch) |
870.0 mm (34.25 inch) |
5.0 mm (0.20 inch) |
D8
583 |
188-5610 |
60.35 mm (2.376 inch) |
128.85 mm (5.073 inch) |
127.25 mm (5.010 inch) |
133.32 ± 0.04 mm (5.249 ± 0.002 inch) |
812.8 mm (32.00 inch) |
24.0 mm (0.94 inch) |
793.8 mm (31.25 inch) |
5.0 mm (0.20 inch) |
D7
572
571 |
9H-8489 |
51.0 mm (2.01 inch) |
102.0 mm (4.02 inch) |
105.6 mm (4.16 inch) |
117.45 ± 0.04 mm (4.624 ± 0.002 inch) |
752.0 mm (29.61 inch) |
20.0 mm (0.79 inch) |
727.0 mm (28.62 inch) |
5.0 mm (0.20 inch) |
1S-8186 |
51.0 mm (2.01 inch) |
102.0 mm (4.02 inch) |
105.6 mm (4.16 inch) |
117.45 ± 0.04 mm (4.624 ± 0.002 inch) |
752.0 mm (29.61 inch) |
20.0 mm (0.79 inch) |
727.0 mm (28.62 inch) |
5.0 mm (0.20 inch) |
277-4492 |
51.0 mm (2.01 inch) |
102.0 mm (4.02 inch) |
105.6 mm (4.16 inch) |
117.45 ± 0.04 mm (4.624 ± 0.002 inch) |
752.0 mm (29.61 inch) |
20.0 mm (0.79 inch) |
727.0 mm (28.62 inch) |
5.0 mm (0.20 inch) |
D6K
PL61 |
362-8316 |
43.5 mm (1.71 inch) |
82.5 mm (3.24 inch) |
79.93 mm (3.14 inch) |
79.93 mm (3.14 inch) |
506.0 mm (19.92 inch) |
24 mm (0.94 inch) |
475 mm (18.70 inch) |
5.0 mm (0.20 inch) |
D6 |
5M-5009 |
47.4 mm (1.87 inch) |
94.1 mm (3.70 inch) |
102.1 mm (4.02 inch) |
114.28 ± 0.04 mm (4.499 ± 0.002 inch) |
676.0 mm (26.61 inch) |
23.0 mm (0.91 inch) |
664.0 mm (26.14 inch) |
3.0 mm (0.12 inch) |
7T-4562 |
47.0 mm (1.85 inch) |
93.5 mm (3.68 inch) |
109.4 mm (4.31 inch) |
114.28 ± 0.04 mm (4.499 ± 0.002 inch) |
676.0 mm (26.61 inch) |
20.0 mm (0.79 inch) |
651.0 mm (25.63 inch) |
5.0 mm (0.20 inch) |
D6
D5
561 |
8S-2560 |
42.0 mm (1.65 inch) |
79.5 mm (3.12 inch) |
81.5 mm (3.21 inch) |
107.92 ± 0.04 mm (4.249 ± 0.002 inch) |
641.5 mm (25.26 inch) |
19.0 mm (0.75 inch) |
620.5 mm (24.43 inch) |
5.0 mm (0.20 inch) |
1M-3121 |
42.0 mm (1.65 inch) |
79.5 mm (3.12 inch) |
81.5 mm (3.21 inch) |
107.92 ± 0.04 mm (4.249 ± 0.002 inch) |
584.0 mm (22.99 inch) |
19.0 mm (0.75 inch) |
563.0 mm (22.17 inch) |
5.0 mm (0.20 inch) |
D5
561 |
7T-3501 |
42.0 mm (1.65 inch) |
79.5 mm (3.12 inch) |
81.5 mm (3.21 inch) |
107.92 ± 0.04 mm (4.249 ± 0.002 inch) |
641.0 mm (25.24 inch) |
19.0 mm (0.75 inch) |
620.0 mm (24.41 inch) |
5.0 mm (0.20 inch) |
D5G
D5C |
9U-9065 |
34.24 mm (1.348 inch) |
67.45 mm (2.656 inch) |
69.85 mm (2.750 inch) |
101.57 ± 0.03 mm (3.999 ± 0.001 inch) |
555.8 mm (21.88 inch) |
17.0 mm (0.67 inch) |
537.8 mm (21.17 inch) |
6.0 mm (0.24 inch) |
D5K |
261-5730 |
34.25 mm (1.349 inch) |
67.55 mm (2.659 inch) |
70.05 mm (2.758 inch) |
91.520 ± 0.015 mm (3.6031 ± 0.0006 inch) |
555.8 mm (21.88 inch) |
17.0 mm (0.67 inch) |
537.8 mm (21.17 inch) |
6.0 mm (0.24 inch) |
D5K2 |
398-9342 |
26.75 mm (1.05315 inch) |
57 mm (2.24409 inch) |
57.75 mm (2.27362 inch) |
79.38 ± 0.03 mm (3.12519 ± 0.00118 inch) |
515 mm (20.27555 inch) |
32 mm (1.25984 inch) |
498 mm (19.60626 inch) |
6 mm (0.23622 inch) |
399-0736 |
34.25 mm (1.34842 inch) |
67.5 ± 0.1 mm (2.65748 ± 0.00394 inch) |
65 mm (2.55905 inch) |
91.52 ± 0.03 mm (3.60314 ± 0.00118 inch) |
555.8 ± 1.5 mm (21.88185 ± 0.05906 inch) |
17 mm (0.66929 inch) |
537.8 ± 1.5 mm (21.17319 ± 0.05906 inch) |
6 mm (0.23622 inch) |
D4 |
1M-8867 |
34.15 mm (1.345 inch) |
67.45 mm (2.656 inch) |
70.75 mm (2.785 inch) |
101.57 ± 0.04 mm (3.999 ± 0.002 inch) |
616.0 mm (24.25 inch) |
17.2 mm (0.68 inch) |
603.0 mm (23.74 inch) |
5.0 mm (0.20 inch) |
3K-2866 |
34.15 mm (1.345 inch) |
67.45 mm (2.656 inch) |
70.75 mm (2.785 inch) |
101.57 ± 0.04 mm (3.999 ± 0.002 inch) |
555.8 mm (21.88 inch) |
17.2 mm (0.68 inch) |
542.8 mm (21.37 inch) |
5.0 mm (0.20 inch) |
D4K
D3K
D4G
D3G
D4C
D4B
D3C
D3B
D3 |
9N-4173 |
26.75 mm (1.053 inch) |
55.75 mm (2.195 inch) |
55.75 mm (2.195 inch) |
79.38 ± 0.03 mm (3.125 ± 0.002 inch) |
515.0 mm (20.28 inch) |
16.0 mm (0.63 inch) |
505.0 mm (19.88 inch) |
6.0 mm (0.24 inch) |
D4C
D4B
D3C
D3B
D3 |
8E-7341 |
26.75 mm (1.053 inch) |
56.95 mm (2.242 inch) |
63.25 mm (2.490 inch) |
56.921 ± 0.025 mm (2.2410 ± 0.0010 inch) |
515.0 mm (20.28 inch) |
16.0 mm (0.63 inch) |
505.0 mm (19.88 inch) |
6.0 mm (0.24 inch) |
D3K2
D4K2 |
398-9342 |
26.75 mm (1.05315 inch) |
57 mm (2.24409 inch) |
57.75 mm (2.27362 inch) |
79.38 ± 0.03 mm (3.12519 ± 0.00118 inch) |
515 mm (20.27555 inch) |
32 mm (1.25984 inch) |
498 mm (19.60626 inch) |
6 mm (0.23622 inch) |
Track-Type Loaders
Show/hide table
Table 12
Fabricated and Cast Idlers |
Sales Model |
Idler Number |
(A) |
(B) |
(C) |
(D) |
(E) |
(F) |
(G) |
(H) |
983 |
188-5610 |
60.35 mm (2.376 inch) |
123.85 mm (4.876 inch) |
127.25 mm (5.010 inch) |
133.32 ± 0.04 mm (5.249 ± 0.002 inch) |
812.8 mm (32.00 inch) |
24.0 mm (0.94 inch) |
793.8 mm (31.25 inch) |
5.0 mm (0.20 inch) |
977 |
1S-8186 |
51.0 mm (2.01 inch) |
102.0 mm (4.02 inch) |
105.6 mm (4.16 inch) |
117.45 ± 0.04 mm (4.624 ± 0.002 inch) |
752.0 mm (29.61 inch) |
20.0 mm (0.79 inch) |
727.0 mm (28.62 inch) |
5.0 mm (0.20 inch) |
9H-8489 |
51.0 mm (2.01 inch) |
102.0 mm (4.02 inch) |
105.6 mm (4.16 inch) |
117.45 ± 0.04 mm (4.624 ± 0.002 inch) |
752.0 mm (29.61 inch) |
20.0 mm (0.79 inch) |
727.0 mm (28.62 inch) |
5.0 mm (0.20 inch) |
977
973C
973 |
277-4492 |
51.0 mm (2.01 inch) |
102.0 mm (4.02 inch) |
105.6 mm (4.16 inch) |
117.45 ± 0.04 mm (4.624 ± 0.002 inch) |
752.0 mm (29.61 inch) |
20.0 mm (0.79 inch) |
727.0 mm (28.62 inch) |
5.0 mm (0.20 inch) |
963K
963D
963C
963B
963
955 |
7T-4562 |
47.5 mm (1.87 inch) |
93.5 mm (3.68 inch) |
109.4 mm (4.31 inch) |
114.28 ± 0.04 mm (4.499 ± 0.002 inch) |
676.0 mm (26.61 inch) |
20.0 mm (0.79 inch) |
651.0 mm (25.63 inch) |
5.0 mm (0.20 inch) |
955 |
5M-5009 |
47.4 mm (1.87 inch) |
93.4 mm (3.68 inch) |
101.4 mm (3.10 inch) |
114.28 ± 0.04 mm (4.499 ± 0.002 inch) |
676.0 mm (26.61 inch) |
23.0 mm (0.91 inch) |
664.0 mm (26.14 inch) |
3.0 mm (0.12 inch) |
955
951 |
8S-2560 |
42.0 mm (1.65 inch) |
79.5 mm (3.13 inch) |
81.5 mm (3.21 inch) |
107.92 ± 0.04 mm (4.249 ± 0.002 inch) |
641.5 mm (25.26 inch) |
19.0 mm (0.75 inch) |
620.5 mm (24.43 inch) |
5.0 mm (0.20 inch) |
953D
953C
953B
953
951 |
7T-3501 |
42.0 mm (1.65 inch) |
79.5 mm (3.13 inch) |
81.5 mm (3.21 inch) |
107.92 ± 0.04 mm (4.249 ± 0.002 inch) |
641.0 mm (25.24 inch) |
19.0 mm (0.75 inch) |
620.0 mm (24.41 inch) |
5.0 mm (0.20 inch) |
943 |
7T-1315 |
34.25 mm (1.348 inch) |
67.45 mm (2.656 inch) |
71.35 mm (2.809 inch) |
101.57 ± 0.04 mm (3.999 ± 0.002 inch) |
588.0 mm (23.15 inch) |
17.0 mm (0.67 inch) |
570.0 mm (22.44 inch) |
5.0 mm (0.20 inch) |
941 |
1M-8867 |
34.15 mm (1.344 inch) |
67.45 mm (2.656 inch) |
71.25 mm (2.805 inch) |
101.57 ± 0.04 mm (3.999 ± 0.002 inch) |
616.0 mm (24.25 inch) |
17.0 mm (0.67 inch) |
603.0 mm (23.74 inch) |
5.0 mm (0.20 inch) |
939C
939 |
9U-9065 |
34.25 mm (1.349 inch) |
67.45 mm (2.656 inch) |
69.85 mm (2.750 inch) |
101.57 ± 0.03 mm (3.999 ± 0.001 inch) |
555.8 mm (21.88 inch) |
18.0 mm (0.71 inch) |
537.8 mm (21.17 inch) |
6.0 mm (0.24 inch) |
935C
935B
933C
933
931C
931B
931 |
8E-7341 |
26.75 mm (1.053 inch) |
56.95 mm (2.242 inch) |
63.25 mm (2.490 inch) |
56.921 ± 0.025 mm (2.2410 ± 0.0010 inch) |
515.0 mm (20.28 inch) |
16.0 mm (0.63 inch) |
505.0 mm (19.88 inch) |
6.0 mm (0.24 inch) |
9N-4173 |
26.75 mm (1.053 inch) |
55.75 mm (2.195 inch) |
55.75 mm (2.195 inch) |
79.38 ± 0.03 mm (3.125 ± 0.001 inch) |
515.0 mm (20.28 inch) |
16.0 mm (0.63 inch) |
505.0 mm (19.88 inch) |
6.0 mm (0.24 inch) |
Asphalt Pavers
Show/hide table
Table 13
Cast Idlers |
Sales Model |
Idler Number |
(A) |
(B) |
(C) |
(D) |
(E) |
(F) |
(G) |
(H) |
AP655F |
262-4104 |
20.07 ± 0.3 mm (0.79016 ± 0.01181 inch) |
57.15 ± 0.3 mm (2.25000 ± 0.01181 inch) |
88.9 mm (3.49999 inch) |
107.95 ± 0.3 mm (4.24999 ± 0.01181 inch) |
304.8 ± 0.5 mm (11.99998 ± 0.01969 inch) |
15.875 ± 0.25 mm (0.62500 ± 0.00984 inch) |
298.5 mm (11.75195 inch) |
2 mm (0.07874 inch) |
Excavators and Front Shovels
Show/hide table
Table 14
Fabricated and Cast Idlers |
Sales Model |
Idler Number |
(A) |
(B) |
(C) |
(D) |
(E) |
(F) |
(G) |
(H) |
6020B |
471-7758 |
118.5 mm (4.66 inch) |
180 mm (7.086 inch) |
185 mm (7.28 inch) |
205 mm (8.071 inch) |
1120 mm (44.094 inch) |
35 mm (1.378 inch) |
1092 mm (42.99 inch) |
7 mm (0.276nch) |
6015B |
430-4194 |
50.5 ± 0.5 mm (1.98819 ± 0.02 inch) |
142.5 ± 1 mm (5.61023 ± 0.04 inch) |
307 mm (12.09 inch) |
166 ± 0.025 mm (6.53542 ± 0.001 inch) |
892 mm (35.12 inch) |
31 mm (1.22047 inch) |
848 mm (33.38 inch) |
5 mm (0.2 inch) |
5130B
5130 |
218-5072 |
76.0 mm (2.10 inch) |
168.5 mm (6.63 inch) |
172.5 mm (6.80 inch) |
186.000 ± 0.025 mm (7.3228 ± 0.0010 inch) |
1068.0 mm (42.05 inch) |
39.5 mm (1.56 inch) |
1042.0 mm (41.02 inch) |
5.0 mm (0.20 inch) |
5110B |
173-3065 |
63.0 mm (2.48 inch) |
142.5 mm (5.61 inch) |
153.5 mm (6.04 inch) |
166.000 ± 0.025 mm (6.5354 ± 0.0010 inch) |
862.0 mm (33.94 inch) |
30.0 mm (1.18 inch) |
836.0 mm (32.91 inch) |
5.0 mm (0.20 inch) |
5090
385C
385B |
202-6565 |
64.65 mm (2.545 inch) |
133.35 mm (5.250 inch) |
140.10 mm (5.516 inch) |
122.155 ± 0.025 mm (4.8092 ± 0.0010 inch) |
770.0 mm (30.31 inch) |
22.4 mm (0.88 inch) |
746.0 mm (29.37 inch) |
5.0 mm (0.20 inch) |
278-7285 |
64.65 mm (2.545 inch) |
133.35 mm (5.250 inch) |
140.10 mm (5.516 inch) |
122.155 ± 0.025 mm (4.8092 ± 0.0010 inch) |
770.0 mm (30.31 inch) |
22.4 mm (0.88 inch) |
746.0 mm (29.37 inch) |
5.0 mm (0.20 inch) |
5080
375 |
138-8386 |
64.65 mm (2.545 inch) |
133.35 mm (5.250 inch) |
140.10 mm (5.516 inch) |
122.155 ± 0.025 mm (4.8092 ± 0.0010 inch) |
770.0 mm (30.31 inch) |
22.4 mm (0.88 inch) |
746.0 mm (29.37 inch) |
5.0 mm (0.20 inch) |
390F
390D |
278-7285 |
64.65 mm (2.545 inch) |
133.35 mm (5.250 inch) |
140.10 mm (5.516 inch) |
122.155 ± 0.025 mm (4.8092 ± 0.0010 inch) |
770.0 mm (30.31 inch) |
22.4 mm (0.88 inch) |
746.0 mm (29.37 inch) |
5.0 mm (0.20 inch) |
352-3742 |
64.65 mm (2.545 inch) |
133.35 mm (5.250 inch) |
140.10 mm (5.516 inch) |
122.155 ± 0.025 mm (4.8092 ± 0.0010 inch) |
770.0 mm (30.31 inch) |
22 mm (0.9 inch) |
746.4 mm (29.38 inch) |
5.0 mm (0.20 inch) |
374F
374D
MD6640
MD6540C
MD6540 |
352-3736 |
64.65 mm (2.545 inch) |
133.35 mm (5.250 inch) |
140.10 mm (5.516 inch) |
122.155 ± 0.025 mm (4.8092 ± 0.0010 inch) |
770.0 mm (30.31 inch) |
20.0 mm (0.79 inch) |
706.4 mm (27.81 inch) |
5.0 mm (0.20 inch) |
365C
365B |
141-2698 |
64.65 mm (2.545 inch) |
133.35 mm (5.250 inch) |
140.10 mm (5.516 inch) |
122.155 ± 0.025 mm (4.8092 ± 0.0010 inch) |
730.0 mm (28.74 inch) |
22.4 mm (0.88 inch) |
706.0 mm (27.80 inch) |
5.0 mm (0.20 inch) |
278-7283 |
64.65 mm (2.545 inch) |
133.35 mm (5.250 inch) |
140.10 mm (5.516 inch) |
122.155 ± 0.025 mm (4.8092 ± 0.0010 inch) |
730.0 mm (28.74 inch) |
22.4 mm (0.88 inch) |
706.0 mm (27.80 inch) |
5.0 mm (0.20 inch) |
352F |
500-1286 |
51 mm (2.00787 inch) |
102 mm (4.01574 inch) |
87.6 ± 2 mm (3.44881 ± 0.07874 inch) |
112.125 ± 0.025 mm (4.41436 ± 0.00098 inch) |
635 mm (24.99995 inch) |
40 mm (1.57480 inch) |
604 mm (23.77948 inch) |
5.0 mm (0.20 inch) |
350 |
138-8387 |
60.35 mm (2.376 inch) |
123.85 mm (4.876 inch) |
136.15 mm (5.360 inch) |
112.125 ± 0.025 mm (4.4144 ± 0.0010 inch) |
690.0 mm (27.17 inch) |
24.0 mm (0.94 inch) |
672.0 mm (26.46 inch) |
5.0 mm (0.20 inch) |
349D
345D
345C
345B
330D
330C
312D2
568
MD6420C
MD6420B
MD6420 |
264-9820 |
60.0 mm (2.36 inch) |
111.0 mm (4.37 inch) |
125.4 mm (4.94 inch) |
112.125 ± 0.025 mm (4.4144 ± 0.0010 inch) |
635.0 mm (25.00 inch) |
20.0 mm (0.79 inch) |
617.0 mm (24.29 inch) |
5.0 mm (0.20 inch) |
345D
345C
345B |
332-8911 |
51.0 mm (2.01 inch) |
102.0 mm (4.02 inch) |
116.4 mm (4.58 inch) |
112.125 ± 0.025 mm (4.4144 ± 0.0010 inch) |
635.0 mm (25.00 inch) |
20.0 mm (0.79 inch) |
617.0 mm (24.29 inch) |
5.0 mm (0.20 inch) |
330D |
235-8537 |
51.0 mm (2.01 inch) |
102.0 mm (4.02 inch) |
116.4 mm (4.58 inch) |
92.210 ± 0.025 mm (3.6303 ± 0.0010 inch) |
647.0 mm (25.47 inch) |
20.0 mm (0.79 inch) |
629.0 mm (24.76 inch) |
5.0 mm (0.20 inch) |
340D2 340D
336E
336D2 |
136-3847 |
51.0 mm (2.01 inch) |
102.0 mm (4.02 inch) |
115.1 mm (4.53 inch) |
92.21 ± 0.025 mm (3.63 ± 0.001 inch) |
635 mm (25 inch) |
20.0 mm (0.79 inch) |
617 mm (24.29 inch) |
5.0 mm (0.20 inch) |
336D2
336D
330D
330C
330B
330
328D |
112-9948 |
51.0 mm (2.01 inch) |
102.0 mm (4.02 inch) |
116.4 mm (4.58 inch) |
92.210 ± 0.025 mm (3.6303 ± 0.0010 inch) |
635.0 mm (25.00 inch) |
20.0 mm (0.79 inch) |
617.0 mm (24.29 inch) |
5.0 mm (0.20 inch) |
329D
325D
325C
325B
325
324D
323D
322C
320C
320B
320 |
115-7472 |
47.5 mm (1.87 inch) |
93.5 mm (3.68 inch) |
112.9 mm (4.44 inch) |
82.155 ± 0.025 mm (3.2344 ± 0.0010 inch) |
540.0 mm (21.26 inch) |
20.0 mm (0.79 inch) |
522.0 mm (20.55 inch) |
5.0 mm (0.20 inch) |
325D |
235-8532 |
47.5 mm (1.87 inch) |
94.0 mm (3.70 inch) |
113.4 mm (4.46 inch) |
82.155 ± 0.025 mm (3.2344 ± 0.0010 inch) |
552.0 mm (21.73 inch) |
20.0 mm (0.79 inch) |
534.0 mm (21.02 inch) |
5.0 mm (0.20 inch) |
326D
324D
322C
322B
322 |
115-4932 |
42.0 mm (1.65 inch) |
75.9 mm (2.99 inch) |
89.0 mm (3.50 inch) |
77.980 ± 0.025 mm (3.0701 ± 0.0010 inch) |
507.0 mm (19.96 inch) |
19.0 mm (0.75 inch) |
494.0 mm (19.45 inch) |
5.0 mm (0.20 inch) |
323D2
323D
321D
321C
320E
320D2
320D
320C
320B
320
319D
319C
318E
318D2
318D
318C
318B
317B
317
315D
315C
315B
315
314E
313D2
MD5150C
MD5150
MD5075C
MD5075 |
262-4782 |
42.0 mm (1.65 inch) |
75.9 mm (2.99 inch) |
87.5 mm (3.44 inch) |
72.015 ± 0.025 mm (2.8352 ± 0.0010 inch) |
507.0 mm (19.96 inch) |
19.0 mm (0.75 inch) |
494.0 mm (19.45 inch) |
5.0 mm (0.20 inch) |
319D
MD6290
MD6240 |
136-3847 |
51.0 mm (2.01 inch) |
102.0 mm (4.02 inch) |
115.5 mm (4.55 inch) |
92.21 ± 0.025 mm (3.63 ± 0.001 inch) |
635 mm (25 inch) |
20.0 mm (0.79 inch) |
617 mm (24.29129 inch) |
5.0 mm (0.20 inch) |
318C
318B
317B
317 |
115-4927 |
42.0 mm (1.65 inch) |
79.5 mm (3.13 inch) |
91.1 mm (3.59 inch) |
72.015 ± 0.025 mm (2.8352 ± 0.0010 inch) |
507.0 mm (19.96 inch) |
19.0 mm (0.75 inch) |
494.0 mm (19.45 inch) |
5.0 mm (0.20 inch) |
323D2
320F
318F
316F
315D L
MD5150C
MD5150
MD5075C
MD5075 |
262-4781 |
42.0 mm (1.65 inch) |
79.5 mm (3.13 inch) |
90.0 mm (3.54 inch) |
72.015 ± 0.025 mm (2.8352 ± 0.00098 inch) |
507.0 mm (19.96 inch) |
19.0 mm (0.75 inch) |
494.0 mm (19.45 inch) |
5.0 mm (0.20 inch) |
314E
314D
314C
313F
313C
313B
312F
312D2
312D
312C
312B
312
311F
311D
311C
311B
311 |
6I-6471 |
34.25 mm (1.35 inch) |
67.5 mm (2.66 inch) |
80.0 mm (3.15 inch) |
59.015 ± 0.015 mm (2.3234 ± 0.0006 inch) |
456.0 mm (17.95 inch) |
18.0 mm (0.71 inch) |
443.0 mm (17.44 inch) |
5.0 mm (0.20 inch) |
307E2 308E2 |
422-0869 |
21.5 mm (0.84646 inch) |
51 mm (2.00787 inch) |
44.5 mm (1.75196 inch) |
54.015 ± 0.015 mm (2.12657 ± 0.00059 inch) |
452 mm (17.79524 inch) |
52 mm (2.04724 inch) |
437 mm (17.20469 inch) |
4 mm (0.15748 inch) |
294-5349 |
21.5 mm (0.84646 inch) |
51 mm (2.00787 inch) |
44.5 mm (1.75196 inch) |
54.015 ± 0.015 mm (2.12657 ± 0.00059 inch) |
400 mm (15.74800 inch) |
52 mm (2.04724 inch) |
387 mm (15.23619 inch) |
4 mm (0.15748 inch) |
308E
308D
308C
307D
307C
307B
307 |
277-8669 |
21.5 mm (0.85 inch) |
51.0 mm (2.01 inch) |
57.5 mm (2.26 inch) |
44.0 ± 0.01 mm (1.7 ± 0.0005 inch) |
400.0 mm (15.75 inch) |
26.0 mm (1.02 inch) |
390.0 mm (15.35 inch) |
4.0 mm (0.16 inch) |
307B
307 |
115-6334 |
21.5 mm (0.85 inch) |
51.0 mm (2.01 inch) |
57.5 mm (2.26 inch) |
44.0 ± 0.01 mm (1.8 ± 0.0005 inch) |
400.0 mm (15.75 inch) |
22.0 mm (0.87 inch) |
390.0 mm (15.35 inch) |
4.0 mm (0.16 inch) |
Track Feller Bunchers
Show/hide table
Table 15
Fabricated and Cast Idlers |
Sales Model |
Idler Number |
(A) |
(B) |
(C) |
(D) |
(E) |
(F) |
(G) |
(H) |
552
551
TK752
TK751
541
532
TK732
521B
522B |
112-9948 |
51.0 mm (2.01 inch) |
102.0 mm (4.02 inch) |
116.4 mm (4.58 inch) |
92.210 ± 0.025 mm (3.6303 ± 0.0010 inch) |
635.0 mm (25.00 inch) |
20.0 mm (0.79 inch) |
617.0 mm (24.29 inch) |
5.0 mm (0.20 inch) |
538B
538 |
384-7239 |
39.2 mm (1.54330 inch) |
79.5 ± 1 mm (3.12992 ± 0.03937 inch) |
- |
65.15 ± 0.09 mm (2.56496 ± 0.00354 inch) |
507 mm (19.96059 inch) |
19 mm (0.74803 inch) |
482 mm (18.97634 inch) |
5.0 mm (0.20 inch) |
522
521
TK741
TK722
TK721 |
207-0471 |
47.5 mm (1.87 inch) |
95.2 mm (3.75 inch) |
68.1 mm (2.68 inch) |
82.155 ± 0.025 mm (3.2344 ± 0.0010 inch) |
570.0 mm (22.44 inch) |
24.0 mm (0.94 inch) |
532.0 mm (20.94 inch) |
5.0 mm (0.20 inch) |
511
TK711 |
115-7472 |
47.5 mm (1.87 inch) |
93.5 mm (3.68 inch) |
112.9 mm (4.44 inch) |
82.155 ± 0.025 mm (3.2344 ± 0.0010 inch) |
540.0 mm (21.26 inch) |
20.0 mm (0.79 inch) |
522.0 mm (20.55 inch) |
5.0 mm (0.20 inch) |
Center Tread Idlers
Note: The true center line must be kept on all idler rebuilds for proper rebuild procedures. All idler width dimensions are based off center line of the idler. Measure from machined retainer surface on hub to establish the true center line of hub.
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|
|
|
Illustration 5 | g03710558 |
Center Tread Idler
(C) Tread Face to Hub Face from Center Line of Idler
(D) Diameter of Center Bore in Idler
(E) Diameter of Tread
(G) Diameter of Tread at 100% Wear
(J) Inner Tread Width from Center Line of Idler
(K) Outer Tread Width from Center Line of Idler
(L) Angle of Center Tread |
Track-Type Tractors with Elevated Sprocket
Show/hide table
Table 16
Center Tread Idlers |
Sales Model |
Idler Number |
(C) |
(D) |
(E) |
(G) |
(J) |
(K) |
(L) |
D7R
D7H
572R |
248-3274 |
108.05 mm (4.254 inch) |
133.32 ± 0.04 mm (5.249 ± 0.002 inch) |
702.0 mm (27.64 inch) |
670.0 mm (26.38 inch) |
42.5 mm (1.67 inch) |
47.65 mm (1.876 inch) |
7.0° |
D6R
D6H |
159-3659 |
99.5 mm (3.92 inch) |
114.28 ± 0.04 mm (4.499 ± 0.002 inch) |
652.0 mm (25.67 inch) |
622.0 mm (24.49 inch) |
37.5 mm (1.48 inch) |
42.25 mm (1.663 inch) |
7.0° |
D6T
D6H
D6R |
283-1607 |
99.53 mm (3.919 inch) |
114.28 ± 0.04 mm (4.500 ± 0.002 inch) |
640.0 mm (25.20 inch) |
610.0 mm (24.02 inch) |
35.0 mm (1.38 inch) |
42.5 mm (1.67 inch) |
15.0° |
321-8475 |
99.52 mm (3.918 inch) |
114.28 ± 0.04 mm (4.500 ± 0.002 inch) |
586.0 mm (23.07082 inch) |
557.0 mm (21.93 inch) |
31.5 mm (1.24016 inch) |
49.45 mm (1.947 inch) |
15.0° |
D6N
D6M
D5R
D5M |
290-0739 |
94.5 mm (3.72 inch) |
102.00 ± 0.04 mm (4.016 ± 0.002 inch) |
621.0 mm (24.45 inch) |
591.0 mm (23.27 inch) |
30.5 mm (1.20 inch) |
33.0 mm (1.30 inch) |
15.0° |
D5N
D5M
D4H |
290-0751 |
84.0 mm (3.31 inch) |
96.00 ± 0.04 mm (3.78 ± 0.002 inch) |
544.0 mm (21.42 inch) |
514.0 mm (20.24 inch) |
26.0 mm (1.02 inch) |
33.5 mm (1.32 inch) |
15.0° |
Track-Type Tractors with Low Sprocket
Show/hide table
Table 17
Center Tread Idlers |
Sales Model |
Idler Number |
(C) |
(D) |
(E) |
(G) |
(J) |
(K) |
(L) |
D5K |
261-4468 |
64.93 mm (2.556 inch) |
91.520 ± 0.015 mm (3.6031 ± 0.0006 inch) |
619.5 mm (24.39 inch) |
589.5 mm (23.21 inch) |
28.0 mm (1.10 inch) |
34.7 mm (1.37 inch) |
15.0° |
D5G
D5C |
250-0369 |
99.63 mm (3.922 inch) |
91.520 ± 0.015 mm (3.6031 ± 0.0006 inch) |
626.0 mm (24.65 inch) |
596.0 mm (23.46 inch) |
28.0 mm (1.10 inch) |
34.7 mm (1.37 inch) |
15.0° |
D4K
D3K |
261-4467 |
67.15 mm (2.644 inch) |
79.38 ± 0.03 mm (3.125 ± 0.001 inch) |
574.5 mm (22.6 inch) |
544.5 mm (21.44 inch) |
21.0 mm (0.83 inch) |
27.7 mm (1.09 inch) |
15.0° |
D4G
D3G
D4C
D3C |
249-7629 |
57.35 mm (2.258 inch) |
79.38 ± 0.03 mm (3.125 ± 0.001 inch) |
598.0 mm (23.54 inch) |
568.0 mm (22.36 inch) |
21.0 mm (0.83 inch) |
27.7 mm (1.09 inch) |
15.0° |
D3K2
D4K2 |
261-4473 |
57.15 mm (2.25000 inch) |
79.38 ± 0.03 mm (3.12519 ± 0.00118 inch) |
555.88 mm (21.88500 inch) |
21 mm (0.82677 inch) |
35 mm (1.37795 inch) |
() |
15° |
Track-Type Loaders
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Table 18
Center Tread Idlers |
Sales Model |
Idler Number |
(C) |
(D) |
(E) |
(G) |
(J) |
(K) |
(L) |
963C
963B
963 |
228-4231 |
86.06 mm (3.39 inch) |
114.25 ± 0.04 mm (4.498 ± 0.002 inch) |
738.5 mm (29.07 inch) |
708.5 mm (27.89 inch) |
35.0 mm (1.38 inch) |
42.5 mm (1.67 inch) |
15.0° |
953C
953B |
228-4230 |
76.1 mm (2.10 inch) |
107.92 ± 0.04 mm (4.249 ± 0.002 inch) |
699.0 mm (27.52 inch) |
669.0 mm (26.34 inch) |
30.5 mm (1.20inch) |
38.0 mm (1.50inch) |
15.0° |