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National Stock Number:
3120-01-343-3027
Federal Supply Class:
3120
National Item Identification Number:
013433027
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:
| 6547C022-1 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2 |
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Techincal Specification:
| BORE INSIDE DIAMETER | 1.2505 INCHES MINIMUM AND 1.2516 INCHES MAXIMUM | | BORE LENGTH | 1.000 INCHES NOMINAL | | CASEHARDENING INDICATOR | NOT CASEHARDENED | | CHAMFER/RADIUS OF OUTSIDE CORNER | 0.150 IN. RADIUS | | FACE WIDTH | 0.940 INCHES NOMINAL | | HUB DIAMETER | 1.730 INCHES MINIMUM AND 1.770 INCHES MAXIMUM | | OUTSIDE DIAMETER | 3.730 INCHES MINIMUM AND 3.770 INCHES MAXIMUM | | MATERIAL | STEEL COMP 630 | | METALLIC HARDNESS RATING | 32.0 MINIMUM ROCKWELL C AND 38.0 MAXIMUM ROCKWELL C | | STYLE DESIGNATOR | PLAIN, PROTRUDING HUBS |
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