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National Stock Number:
3120-00-501-2779
Federal Supply Class:
3120
National Item Identification Number:
005012779
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:
| 5012779 | 19206 | ARMY, UNITED STATES DEPARTMENT OF THE BUSINESS DEVELOPMENT DBA WATERVLIET ARSENAL |
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Techincal Specification:
| BORE INSIDE DIAMETER | 1.000 INCHES MINIMUM AND 1.002 INCHES MAXIMUM | | CASEHARDENING INDICATOR | NOT CASEHARDENED | | CHAMFER/RADIUS OF OUTSIDE CORNER | 0.050 IN. | | COUNTERBORE DEPTH | 0.200 INCHES NOMINAL | | COUNTERBORE DIAMETER | 0.200 INCHES MINIMUM AND 1.210 INCHES MAXIMUM | | FACE WIDTH | 0.790 INCHES MINIMUM AND 0.800 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.695 INCHES MINIMUM AND 1.700 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI COMP C1038 THRU C1060 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL | | METALLIC HARDNESS RATING | 45.0 MINIMUM ROCKWELL C AND 51.0 MAXIMUM ROCKWELL C | | STYLE DESIGNATOR | PLAIN, COUNTERBORED |
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