320C Excavator Machine System Specifications Caterpillar


Stick

Usage:

320C AKH



图 1g00984526

(A) 铲斗油缸

(B) 铲斗控制连杆

(C) 铲斗

(D) 斗杆油缸

(E) 动臂

注: 所有孔必须没有油漆。 用润滑剂涂抹所有销孔。

(1) 在要密封的密封唇上稍涂润滑剂。

注: 在将轴承安装到孔中时,确保轴承的识别号朝外。

(2) 两个 163-3744 套筒轴承

外径 ... 106.142 ± 0.008 mm (4.1788 ± 0.0003 in)
内径 ... 90.27 ± 0.02 mm (3.554 ± 0.001 in)
在轴承孔内安装轴承。 ... 9.5 ± 0.8 mm (0.37 ± 0.03 in)

(3) 4I-4811 销组件

电镀后直径 ... 69.850 ± 0.025 mm (2.7500 ± 0.0010 in)
最小电镀厚度 ... 0.005 mm (0.0002 in)
销孔径 ... 70.0 mm (2.76 in)

(4) 必要时使用垫片来调整横向间隙。

166-1486 垫片 ... 2.0 mm (0.08 in)

(5) 两个 163-3749 套筒轴承

外径 ... 85.160 ± 0.013 mm (3.3527 ± 0.0005 in)
内径 ... 70.267 ± 0.037 mm (2.7664 ± 0.0015 in)
在轴承孔内安装轴承。 ... 7.5 ± 0.8 mm (0.30 ± 0.03 in)

(6) 4I-4809 销组件

电镀后直径 ... 79.850 ± 0.025 mm (3.1437 ± 0.0010 in)
最小电镀厚度 ... 0.005 mm (0.0002 in)
销孔径 ... 80.0 mm (3.15 in)

(7) 两个 137-2919 套筒轴承

外径 ... 95.180 ± 0.013 mm (3.7472 ± 0.0005 in)
内径 ... 80.2925 ± 0.0425 mm (3.1611 ± 0.0017 in)
在轴承孔内安装轴承。 ... 7.5 ± 0.8 mm (0.30 ± 0.03 in)

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