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National Stock Number:
3120-01-309-7251
Federal Supply Class:
3120
National Item Identification Number:
013097251
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:
| 2527227-3 | 98889 | AEROCONTROLEX GROUP, INC. |
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Techincal Specification:
| BORE INSIDE DIAMETER | 0.2505 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM | | CASEHARDENING INDICATOR | CASEHARDENED | | FACE WIDTH | 0.280 INCHES MINIMUM AND 0.290 INCHES MAXIMUM | | MATERIAL | STEEL | | PROPRIETARY CHARACTERISTICS | PACS | | METALLIC HARDNESS RATING | 90.0 MINIMUM ROCKWELL SUPERFICIAL 15-N | | OUTSIDE DIAMETER | 0.373 INCHES MINIMUM AND 0.377 INCHES MAXIMUM | | STYLE DESIGNATOR | PLAIN | | SURFACE TREATMENT | TIN |
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