Hitachi EX20UR-2 Manual page 225

UNDERCARRIAGE /
Center Joint
DISASSEMBLE AND ASSEMBLE CENTER JOINT
Disassemble Center Joint (EX2OUR-2)
W561-03-03-007
1— Spindle 5— Bolt (4 used)
8— Backup Ring
11— Thrust Ring
2— Body 6— Oil Seal Pin 9— 0-ring 12— Retaining Ring
3— Flange 7— Dust Seal 10— 0-ring (7 used)
13— 0-ring
4— Spring Washer (4 used)
W03-03-19