Carrier Roller - Komatsu ecot3 PC300LC-8 Shop Manual

SEN01992-00

Carrier roller

No. Check Item
1
Outside diameter of flange
2
Outside diameter of tread
3
Width of tread
4
Thickness of tread
5
Width of flange
Clearance between shaft and bush-
6
ing
Interference between roller and
7
bushing
8
Axial clearance of roller
6
10 Structure, function and maintenance standard
1
Standard size
179
152
50.3
32
19
Tolerance
Standard
size
Shaft
–0.250
54
–0.280
Tolerance
Standard
size
Shaft
+0.117
61
+0.087
Standard clearance
0.5 – 0.7
Criteria
Rapair limit
—
138
—
25
—
Standard Clearance
clearance
Hole
+0.074 0.250 –
+0.040 0.354
Standard Interference
interference
Hole
+0.030 0.057 –
+0.040 0.117
Clearance limit
—
Unit: mm
Remedy
limit
Replace
—
limit
—
PC300, 350-8