Track Roller - Komatsu PC600LC-7 Manual

STRUCTURE, FUNCTION AND MAINTENANCE STANDARD

TRACK ROLLER

No. Check item
1 Outside diameter of flange
Outside diameter of tread
2
surface
3 Thickness of tread
4 Overall width
5 Inside width
6 Width of tread
7 Width of flange
Clearance between shaft and
8
bushing
Interference between roller
9
and bushing
PC600, 600LC-7
Standard size
260
220
56.2
325
120
63
39.5
Tolerance
Standard
size
Shaft
–0.140
100
–0.207
Tolerance
Standard
size
Shaft
+0.067
107.6
+0.037
Criteria
Repair limit
—
208
—
—
Standard
clearance
Hole
+0.390 0.470 –
+0.330 0.597
Standard
interference
Hole
+0.020 0.017 –
–0.015 0.082
TRACK ROLLER
Unit: mm
Remedy
Rebuild or
replace
Clearance
limit
1.5
Replace
bushing
Interfer-
ence limit
—
10-23