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National Stock Number:
3120-01-008-7947
Federal Supply Class:
3120
National Item Identification Number:
010087947
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:
| 3265947 | 82577 | RAYTHEON COMPANY |
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Techincal Specification:
| BORE INSIDE DIAMETER | 0.313 INCHES NOMINAL | | CASEHARDENING INDICATOR | NOT CASEHARDENED | | COUNTERBORE DEPTH | 0.117 INCHES NOMINAL | | COUNTERBORE DIAMETER | 0.406 INCHES NOMINAL | | FACE WIDTH | 0.317 INCHES MINIMUM AND 0.321 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | MATERIAL | PLASTIC | | STYLE DESIGNATOR | PLAIN, COUNTERBORED |
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