TM 5-3810-289-34
Table 2-2. Reference Data-Continued
Manufacturer's
Desired
Maximum
dimensions
clearance
allowable
Component points of measurement
and tolerance
wear and
in inches
clearance
Minimum
Maximum Minimum
Maximum
Valve Spring Data
Free Length is 2.364. Pounds Force Required to
Compress 105 Lbs. 50 117 Lbs. No. of Coils 91/2.
Wire Diameter 0.148. Length 1.610.
1. Rocker Levers and Cover.
Rocker Lever Bushing (I.D.) .....................................
1.1245
1.1275
1.1285
Rocker Lever Shaft (O.D.) ........................................
1.1230
1.1235
1.1220
m. Push Tubes
Valve Push Tube:
Ball End ..........................................................
0.624
0.625
Socket End
(Spherical I.D.) ..........................................
.0.4995
0.5005
Injector Push Tube
Ball End ..........................................................
0.685
0.687
Socket End
(Spherical I.D.) ..........................................
0.4995
0.5005
n. Tappets.
Injector Tappet Assembly:
Body (O.D.) .......................................................
1.3100
1.3110
1.3090
Roller (O.D.) ......................................................
1.1230
1.1250
1.1210
Roller (I.D.) ........................................................
0.5655
0.5665
0.5675
Roller Pin (O.D.) ................................................
0.5620
0.5626
0.5610
Roller, Side Clearance.......................................
0.0050
0.0170
0.0220
Roller Concentricity
Assembled ................................................
0.0005
Roller Squareness
Assembled ................................................
0.0010
Valve Tappet Assembly:
Body (O.D.) .......................................................
1.1850
1.1860
1.1840
Roller (O.D.) ......................................................
1.0610
1.0630
1.0590
Roller (I.D.) ........................................................
0.5030
0.5040
0.5050
Roller Pin (O.D.) ................................................
0.4995
0.5000
0.4985
Roller Side Clearance........................................
0.0080
0.0220
0.0270
Roller Concentricity
Assembled ........................................................
0.0010
Roller Squareness
Assembled . ......................................................
0.0010
o. Lubricating Oil Pump.
Lubricating Oil Pump Dimensions:
Idler and Drive Shaft Bushing (I.D.) ...................
0.6165
0.6175
0.6185
Idler and Drive Shaft (O.D.) ...............................
0.6150
0.6155
0.6140
Idler Gear Bushings (l.D.) ..................................
0.9925
0.9935
0.9945
Idler Gear Shaft (O.D.) ......................................
0.9900
0.9910
0.9890
Idler and Driven Gear (O.D.)..............................
1.8320
1.8330
1.8310
Gear Pockets (Minor I.D.). .................................
1.8400
1.8420
1.8430
Gear Pocket Depth ............................................
1.6230
1.6250
1.8430
Balance Drive Shaft...................................................
0.8095
0.8105
Balance Drive Shaft Bushing .....................................
0.8145
0.8150
0.8170
Idler Gear Thrust Washer ..........................................
0.0610
0.0630
Balance, Drive Gear Thrust Washer ..........................
0.600
0.620
Lube Pump Drive Shaft Bushing................................
0.6165
0.6175
0.6185
p. Pressure Regulator.
Pressure Regulator Dimensions:
Low Pressure (I.D.)............................................
0.621
0.626
0.627
Low Pressure (O.D.)..........................................
0.740
0.741
0.739
High Pressure (Large Outside) ..........................
0.740
0.741
0.739
High Pressure (Small Outside) ..........................
0.615
0.617
0.614
Housing Bore.....................................................
0.740
0.741
0.739
Spring Load @ 2.055 in.....................................
16.4 lb.
18.01 lb.
14.0 lb.
2-7
