TM 9-4520-251-14
4-68 WHEEL HUBS AND BEARINGS
This task covers:
a. Removal
c. Service
b. Inspection
d. Installation/Adjustment
Tools
Equipment Condition Para
Condition Description
Tool kit, service, refrigeration unit
4–67
Wheel removed.
(Appendix B, Section Ill, Item 1)
Materials/Parts
Soft-bristle brush
Lubricant grease (Item 4, Appendix E)
Dry cleaning solvent (Item 15, Appendix E)
Cotter pin
Outer bearing and cone
Inner bearing and cone
Seal
Location/Item
Action
Remarks
REMOVAL
1.
Grease cup
2 .
Hub
3.
Outer bearing
and outer cone
4.
Seal, inner
cone, and
inner bearing
Pry off grease
cup (1).
Remove cotter
pin (2) and
discard. Remove
castellated nut
(3) and pull
hub (7) Off
axle (11).
Remove washer
(4), outer bear
ing (5), and
outer cone (6)
from hub.
Using dowel, knock out seal (10) by tapping
inner cone (8). Remove inner bearing (9)
and inner cone. Discard seal.
4-160
