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		                        | National Stock Number:
 3120-01-317-9664
 
 Federal Supply Class:
 3120
 
 National Item Identification Number:
 013179664
 
 Description:
 ROLLER,LINEAR-ROTARY MOTION
 
 Detail:
 A cylindrical body having a centrally located hole to accommodate a pin or shaft for attachment to a push rod guide, yoke, rocker arm, turntable, or rail. The item provides a rolling contact with the face of a valve stem, or the lobes of a cam ring or camshaft on engines, fuel injection pumps, latches, turntables, parallel bearing surfaces requiring a roller support, and the like. Excludes BEARING, ROLLER, CYLINDRICAL; ROLLER, ELECTRICAL SWITCH; and friction bearings. See also CAM FOLLOWER, NEEDLE BEARING.
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 Manufacturer Information:
 
 | 1386C1303 | 61811 | GENERAL CRANE AND HOIST INC. | 
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 Techincal Specification:
 
 | BORE INSIDE DIAMETER | 2.2500 INCHES NOMINAL |  | CASEHARDENING INDICATOR | NOT CASEHARDENED |  | COUNTERBORE DEPTH | 0.8750 INCHES NOMINAL |  | COUNTERBORE DIAMETER | 2.4950 INCHES MINIMUM AND 2.4960 INCHES MAXIMUM |  | FACE WIDTH | 5.0000 INCHES NOMINAL |  | MATERIAL | STEEL |  | OUTSIDE DIAMETER | 4.0000 INCHES NOMINAL |  | SPECIAL FEATURES | LEFT END COUNTERBOREDON INSIDE DIA,0.8750 IN. DEPTH |  | STYLE DESIGNATOR | PLAIN, COUNTERBORED | 
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