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National Stock Number:
3120-01-141-1903
Federal Supply Class:
3120
National Item Identification Number:
011411903
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:
| 250-4683427 ITEM 6 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 87758-0102 ITEM 6 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| BORE LENGTH | 0.870 INCHES NOMINAL | | BORE INSIDE DIAMETER | 0.5000 INCHES MINIMUM AND 0.5005 INCHES MAXIMUM | | CASEHARDENING INDICATOR | NOT CASEHARDENED | | CHAMFER/RADIUS OF OUTSIDE CORNER | 0.030 IN. RADIUS | | FACE WIDTH | 0.750 INCHES NOMINAL | | HUB DIAMETER | 0.730 INCHES NOMINAL | | OUTSIDE DIAMETER | 2.120 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-465, O/A FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | COPPER ALLOY UNS C63200 | | STYLE DESIGNATOR | PLAIN, PROTRUDING HUBS |
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