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National Stock Number:
3120-01-165-1578
Federal Supply Class:
3120
National Item Identification Number:
011651578
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:
| 1601657 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| BORE INSIDE DIAMETER | 0.5000 INCHES MINIMUM AND 0.5003 INCHES MAXIMUM | | CASEHARDENING INDICATOR | CASE-HARDENED | | COUNTERBORE DEPTH | 0.0625 INCHES NOMINAL | | COUNTERBORE DIAMETER | 0.7180 INCHES NOMINAL | | FACE WIDTH | 0.3290 INCHES MINIMUM AND 0.3390 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.8740 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A 304, GRADE 4145 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL | | METALLIC HARDNESS RATING | 50.0 MINIMUM ROCKWELL C AND 54.0 MAXIMUM ROCKWELL C | | SPECIAL FEATURES | OUTSIDE DIAMETER ON END OPPOSITE COUNTERBORE RELIEVED TO 0.812 IN. MIN 0.813 IN. MAX,0.016 IN. WIDE | | STYLE DESIGNATOR | PLAIN, COUNTERBORED |
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