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National Stock Number:
3120-00-193-1278
Federal Supply Class:
3120
National Item Identification Number:
001931278
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:
| 176927 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| BORE INSIDE DIAMETER | 0.1873 INCHES MINIMUM AND 0.1883 INCHES MAXIMUM | | CASEHARDENING INDICATOR | NOT CASEHARDENED | | CRITICALITY CODE JUSTIFICATION | BCXD | | FACE WIDTH | 0.350 INCHES NOMINAL | | OUTSIDE DIAMETER | 0.250 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-T-6736 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4130 | | STYLE DESIGNATOR | PLAIN |
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