20Y 引导轮总成.............. FRONT IDLER ASS'Y 2 DBBG0001-
1 20Y • 惰轮............................... IDLER 1 DBBG0001-
2 20Y • 衬套............................. BUSHING 2 DBBG0001-
3 20Y • 轴................................. SHAFT 1 DBBG0001-
4 • 螺塞................................ PLUG 1 DBBG0001-
5 • O 形圈............................ O-RING 2 DBBG0001-
• 浮动密封总成......... FLOATING SEAL ASS'Y 2 DBBG0001-
6 A •• 环................................. RING 2 DBBG0001-
7 A •• O 形圈........................... O-RING 2 DBBG0001-
8 20Y • 支撑............................. SUPPORT 2 DBBG0001-
9 • 销................................... PIN 2
20Y 轭架................................. YOKE 2 DBBG0001-
2 螺母.................................. NUT 2 DBBG0001-
3 20Y 锁................................... LOCK 2 DBBG0001-
4 螺栓................................. BOLT 2 DBBG0001-
5 垫圈............................... WASHER 2 DBBG0001-
6 轴.................................. SHAFT 2 DBBG0001-
7 环................................... RING 4 DBBG0001-
8 U 形密封圈...................... U-PACKING 2 DBBG0001-
9 环................................... RING 2 DBBG0001-
10 弹簧............................... SPRING 2 DBBG0001-
11 油缸............................. CYLINDER 2 DBBG0001-
12 衬套.............................. BUSHING 2 DBBG0001-
13 密封................................. SEAL 2 DBBG0001-
14 环................................... RING 2 DBBG0001-
15 气门杆.............................. VALVE 2 DBBG0001-
16 板.................................. PLATE 2 DBBG0001-
17 螺栓................................. BOLT 2 DBBG0001-
18 垫圈............................... WASHER 2 DBBG0001-
19 螺栓................................. BOLT 8 DBBG0001-
20 垫圈...............................