Komatsu 80001 - Carrier Roller

SEN03772-01 10 Structure, function and maintenance standard
6 PC130-8
Carrier roller 1
Unit: mm
No. Item Criteria Remedy
1 Outside diameter of tread
Standard size Repair limit
Rebuilding or
replace
ø 116 ø 106
2 Tread width 123 — —
3
Clearance between shaft and
bushing
Standard
size
To l er an c e
Standard
clearance
Clearance
limit
Replace
Shaft Hole
ø 40
+0.055
+0.035
+0.261
+0.200
0.145 –
0.226
—
4
Interference between collar and
bushing
Standard
size
Tolerance Standard
interfer-
ence
Interfer-
ence limit
Shaft Hole
ø 47
+0.061
+0.036
+0.025
0
0.011 –
0.061
—
5
Side clearance of carrier roller
(each side)
Standard clearance Clearance limit
0.363 – 0.537 1.5
6
Tread thickness
(at 10 mm from roller outer
edge)
Standard size Repair limit
Rebuilding or
replace
17.7 12.7
— Oil capacity 68 – 76 cc (engine oil: SAE30CD) —