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National Stock Number:
3120-01-003-7821
Federal Supply Class:
3120
National Item Identification Number:
010037821
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:
| 12L072-9 | 81755 | LOCKHEED MARTIN CORPORATION | | 12L408-7 | 81755 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| BORE LENGTH | 2.660 INCHES NOMINAL | | CASEHARDENING INDICATOR | NOT CASEHARDENED | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-530 CONDITION HT FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | COPPER ALLOY |
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