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National Stock Number:
3120-00-589-7559
Federal Supply Class:
3120
National Item Identification Number:
005897559
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:
| 2546811 | 18355 | THE BOEING COMPANY | | 2546811 | 88277 | THE BOEING COMPANY |
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Techincal Specification:
| BORE INSIDE DIAMETER | 0.249 INCHES MINIMUM AND 0.251 INCHES MAXIMUM | | BORE LENGTH | 0.273 INCHES MINIMUM AND 0.283 INCHES MAXIMUM | | CASEHARDENING INDICATOR | NOT CASEHARDENED | | FACE WIDTH | 0.220 INCHES MINIMUM AND 0.230 INCHES MAXIMUM | | FLANGE WIDTH | 0.018 INCHES MINIMUM AND 0.025 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.686 INCHES MINIMUM AND 0.690 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL CORROSION RESISTING | | STYLE DESIGNATOR | PLAIN, FLANGED FACE |
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