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National Stock Number:
3120-01-288-9279
Federal Supply Class:
3120
National Item Identification Number:
012889279
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:
| 2381335 | 88277 | THE BOEING COMPANY |
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Techincal Specification:
| BORE INSIDE DIAMETER | 0.3745 INCHES MINIMUM AND 0.3755 INCHES MAXIMUM | | CASEHARDENING INDICATOR | NOT CASEHARDENED | | CHAMFER/RADIUS OF OUTSIDE CORNER | 0.060 IN. MIN,0.080 IN. MAX RADIUS | | COUNTERBORE DEPTH | 0.234 INCHES NOMINAL | | COUNTERBORE DIAMETER | 0.625 INCHES NOMINAL | | FACE WIDTH | 0.562 INCHES NOMINAL | | OUTSIDE DIAMETER | 0.967 INCHES MINIMUM AND 0.977 INCHES MAXIMUM | | MATERIAL | STEEL | | STYLE DESIGNATOR | PLAIN, COUNTERBORED |
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