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National Stock Number:
3120-01-187-3576
Federal Supply Class:
3120
National Item Identification Number:
011873576
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:
| 8J8246 | 11083 | CATERPILLAR INC |
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Techincal Specification:
| OUTSIDE DIAMETER | 3.050 INCHES MINIMUM AND 3.170 INCHES MAXIMUM | | SPECIAL FEATURES | SECONDARY COUNTERBORE 2.623 IN. DIA 0.286 IN. DEEP; 45.0 DEG FLARE ON OD SURFACE OF BODY ON COUNTERBORED END | | STYLE DESIGNATOR | PLAIN, COUNTERBORED | | BORE INSIDE DIAMETER | 1.746 INCHES MINIMUM AND 1.748 INCHES MAXIMUM | | CASEHARDENING INDICATOR | NOT CASEHARDENED | | COUNTERBORE DEPTH | 1.020 INCHES NOMINAL | | COUNTERBORE DIAMETER | 2.370 INCHES NOMINAL | | FACE WIDTH | 3.427 INCHES MINIMUM AND 3.447 INCHES MAXIMUM | | MATERIAL | IRON CAST | | PROPRIETARY CHARACTERISTICS | PACS |
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