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National Stock Number:
3120-01-017-2424
Federal Supply Class:
3120
National Item Identification Number:
010172424
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:
| 14711-428 | 81868 | TELAIR US LLC |
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Techincal Specification:
| BORE INSIDE DIAMETER | 0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | | CASEHARDENING INDICATOR | NOT CASEHARDENED | | CHAMFER/RADIUS OF OUTSIDE CORNER | 0.016 IN. CHAMFER BY 45 DEG | | FACE WIDTH | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.749 INCHES MINIMUM AND 0.751 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 400 SERIES FED SPEC SINGLE MATERIAL RESPONSE OR ASTM A582 400 SERIES ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL CORROSION RESISTING | | METALLIC HARDNESS RATING | 35.0 MINIMUM ROCKWELL C AND 40.0 MAXIMUM ROCKWELL C | | STYLE DESIGNATOR | PLAIN |
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