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National Stock Number: 3120-00-271-0149
Federal Supply Class: 3120
National Item Identification Number: 002710149
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:
| 732843PC8 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| BORE INSIDE DIAMETER | 0.500 INCHES MINIMUM AND 0.501 INCHES MAXIMUM | | CASEHARDENING INDICATOR | NOT CASEHARDENED | | CHAMFER/RADIUS OF OUTSIDE CORNER | 0.032 IN. BY 45 DEG | | FACE WIDTH | 0.427 INCHES MINIMUM AND 0.432 INCHES MAXIMUM | | FSC APPLICATION DATA | 5 IN./54 GUN MOUNT | | OUTSIDE DIAMETER | 0.750 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING | | METALLIC HARDNESS RATING | 50.0 MINIMUM ROCKWELL C AND 55.0 MAXIMUM ROCKWELL C | | SPECIAL FEATURES | INSIDE BORE TO BE FINISHED 16 MICRO INCHES RMS AND SURFACE TO BE IN ACCORDANCE W/MIL-C-16232,TYPE II | | STYLE DESIGNATOR | PLAIN |
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