TM 5-3810-289-34
Table 2-2. Reference Data-Continued
2. Crane dimensions, tolerance and wear limits
Manufacturer's
Desired
Maximum
dimensions
clearance
allowable
Component points of measurement
and tolerance
wear and
in inches
clearance
Minimum
Maximum Minimum
Maximum
Inside Diameter .................................................
3.940
3.941
12 Special Cast Teeth, 2.0944 Inch C.P.,
4 Inch Face, 8.000 Inch Pitch Diameter.
610203KI (Meshes with 710255K, 610212KI)
Gear, Horizontal Swing Shaft:
Total Assembled Feeler Backlash Limits ...........
0.016
0.024
.150
Running Total Assembled Feeler Backlash .......
0.009
0.028
Based on Center Distance Variations of
+0.005 -0.010.
611296K1
Clutch, Jaw, Vertical Swing, Airshift:
Inside Diameter .........................................................
3.625
2.629
.060
Outside Diameter ......................................................
7.740
7.750
4/8 Diametrical Pitch, 30 Teeth, Involute
Spline to SD5151.
8/16 Diametrical Pitch, 30 Teeth, Involute
Spline to SDS151, Acceptable Tolerance
Measured Between Pins Plus 0.010
Minus 0.000.......................................................
.125
Pitch Diameter...................................................
7.500
Root Diameter ...................................................
7.166
7.196
625466K1
Horizontal Shaft:
Diameter at Bearing, LH ....................................
3.1485
3.1491
(Assemble Bearing with Shield Side Toward
Center of Shaft)
Diameter at Bearing, RH ...................................
3.145
3.147
Diameter at Spline, RH ......................................
3.118
3.125.
.010
D246652
Ball Bearing MRC 310-MF
Inside Diameter .................................................
1.9680
1.9685
Outside Diameter ..............................................
4.3301
4.3307
Individual Ring Width.........................................
1.0625
1.0630
M-4418-C
BaIl Bearing 220WDN:
Inside Diameter .................................................
3.9362
3.9370
Outside Diameter ..............................................
7.0856
7.0866
Individual Ring Width.........................................
1.3336
1.3386
310WDH
B3l Bearing:
Inside Diameter .................................................
1.9680
1.9685
Outside Diameter ..............................................
4.3301
4.3307
Note. Bore and Outside Diameter Tolerances Are
Checked Before Shield is Inserted.
Individual Ring Width.........................................
1.0580
1.0630
43751
C/R Oil Seal Type "P":
Sirrene 407080 Nitrile
Seal Outside Diameter ......................................
5.754
5.759
Seal Inside Diameter .........................................
5.736
5.766
.015
Seal Width .........................................................
0.546
0.578
602429K1
Pinion, Swing Machinery:
Inside Diameter ................................................
3.312
3.314
Inside Diameter ................................................
3.940
3.941
12 Special Cast Teeth, 2.054 Inch CP., 4 Inch
Face, 7.847 Inch Pitch Diameter .......................
.250
2-12
