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National Stock Number:
3120-00-433-1632
Federal Supply Class:
3120
National Item Identification Number:
004331632
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:
| 4G12568-107A | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| BORE INSIDE DIAMETER | 1.000 INCHES MINIMUM AND 1.002 INCHES MAXIMUM | | CASEHARDENING INDICATOR | NOT CASEHARDENED | | CHAMFER/RADIUS OF OUTSIDE CORNER | 0.500 IN. RADIUS | | COUNTERBORE DEPTH | 0.437 INCHES NOMINAL | | CRITICALITY CODE JUSTIFICATION | SUPP | | COUNTERBORE DIAMETER | 1.660 INCHES NOMINAL | | FACE WIDTH | 2.000 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING AND RUBBER POLYETHER URETHANE CLASS EU | | OUTSIDE DIAMETER | 3.000 INCHES NOMINAL | | SPECIAL FEATURES | COUNTERBORE SAME ON BOTH SIDES | | STYLE DESIGNATOR | PLAIN, COUNTERBORED | | SUPPLEMENTARY FEATURES | ESA REQUIRES STRICT OVERSIGHT TO ENSURE TECH REQURMENTS |
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