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Page Title:
Figure 7-1. Table of Limits and Fits and Points of Measurements (Sheet 2 of 4) |
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 TM 10-3930-623-34
See
Manufacturers'
Ref
Sheet
Specifications
Wear Limits
No.
Point of Measurement
or
Inches
Min-Inches
Max-Inches
Figure
Main bearings
17
Insert thickness
0.0948
0.0953
0.0943
Rear flange insert thickness
0.0948
0.0953
0.0943
18
Crankshaft journal diameter
2.2442
2.2451
2.2432
19
Journal Radii
All except Rear
0.0781
0.1094
Rear (Flywheel End)
0.1094
0.1406
20
Journal clearance
0.0008
0.0028
21
Crankshaft end play
0.002
0.006
22
Piston pin
Diameter
0.8591
0.8593
0.8588
Piston pin hole diameter
0.8593
0.8596
Pin to piston fit
0.0001
0.0003
Connecting rod bushing diameter
0.8593
0.8596
Pin to bushing fit
0.0000
0.0005
Piston Rings
23
Width
Top (chrome) and No. 2
0.0930
0.0940
0.0928
No. 3 and 4
0.1545
0.1555
0.1525
25
Side clearance
Top
0.002
0.004
No. 2
0.0015
0.0035
No. 3 and 4
0.001
0.003
26
Thickness
Top
0.162
0.172
No. 2,3 and 4
0.148
0.153
27
End gap clearance
0.010
0.020
28
Cylinder diameter
3.4375
3.4395
Figure 7-1. Table of Limits and Fits and Points of Measurements (Sheet 2 of 4)
7-3
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