YUCHAI YC6B125-T21 ENGINE 1640H-1005000/15 曲轴飞轮总成 Crankshaft& Flywheel Assembly

1 637-1005052 螺栓 Bolt 4

2 Q40310 垫圈 10 Washer 10 4

3 Q40110 垫圈 10 Washer 10 4

4 640-1005031B 曲轴-冷却器皮带轮 Crankshaft-cooler belt pulley 1

5 6105QA-1005052 起动爪 Starting dog 1

6 6QA1-1005044A 飞轮螺栓 Flywheel bolt 7

7 330-1005030B 皮带轮减振器总成 Belt pulley vibration damper

assembly

1

8 6105Q-1005021 曲轴正时齿轮 Crankshaft timing gear 1

9 Q5511270 键 12X70 Key 1

10 B3000-1005001 曲轴 Crankshaft 1 选装 Optional

B7800-1005001 曲轴 Crankshaft 1 选装 Optional

6105Q-1005054C*-H 曲轴轴瓦组件(红) Crankshaft bearing shell

subassembly (red)

1

6105Q-1005054C*-L 曲轴轴瓦组件(蓝) Crankshaft bearing shell

subassembly (blue)

1

11 J6000-1005003 上轴瓦（宽） Upper bearing shell(wide) 1

12 6105Q-1005058A 曲轴止推片 Crankshaft thrusting piece 4

13 J6000-1005004 下轴瓦（宽） Lower bearing shell (wide) 1

14 6105Q-1005054A 上轴瓦（窄） Upper bearing shell(narrow) 6

15 6105Q-1005055C 下轴瓦（窄） Lower bearing shell(narrow) 6

16 B9D00-1005360 飞轮及齿圈组件 Flywheel & gear ring subassembly 1

17 YC24-B1226 圆柱销 12X26 Straight pin 1