797 Off-Highway Truck Power Train Caterpillar


Relief Valve (Torque Converter Inlet)

Usage:

797 5YW


Illustration 1g03389307

Table 1
Specification for 149-3987 Relief Valve Gp 
Item  Qty  Part  Specification Description 
6V-5217 Bolt  Torque to 28 ± 7 N·m (248 ± 62 lb in)
6V-3965 Fitting  Torque to 14 ± 4 N·m (124 ± 35 lb in)
6V-4248 Bolt  Torque to 55 ± 10 N·m (41 ± 7 lb ft)
6V-5842 Bolt  Torque to 55 ± 10 N·m (41 ± 7 lb ft)
5M-9548 Spring  Length under test force is 21.3 mm (0.84 inch).
Test force is 1.00 ± 0.08 N (0.22 ± 0.02 lb).
Free length after test is 34.0 mm (1.34 inch)
149-3986 Spring  Length under test force is 76.2 mm (3.00 inch).
Test force is 1023 ± 51 N (230 ± 11.47 lb).
Free length after test is 93.13 mm (3.67 inch)

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