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National Stock Number: 3120-01-233-1510
Federal Supply Class: 3120
National Item Identification Number: 012331510
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:
| PWA55335-32 | 77445 | RTX CORPORATION |
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Techincal Specification:
| BORE LENGTH | 2.250 INCHES NOMINAL | | BORE INSIDE DIAMETER | 0.875 INCHES MINIMUM AND 0.876 INCHES MAXIMUM | | CASEHARDENING INDICATOR | CASEHARDENED | | FACE WIDTH | 0.780 INCHES MINIMUM AND 0.781 INCHES MAXIMUM | | FLANGE WIDTH | 0.750 INCHES NOMINAL | | MATERIAL | STEEL | | METALLIC HARDNESS RATING | 40.0 MINIMUM ROCKWELL C AND 45.0 MAXIMUM ROCKWELL C | | OUTSIDE DIAMETER | 4.000 INCHES NOMINAL | | SPECIAL FEATURES | CENTER HOLE KEYWAY 0.078 DEEP BY 0.157 WIDE; AISI 4140 STEEL; 2 REQUIRED ON PWA55335 FIXTURE SUPPORT FOR F100-200 ENGINE | | STYLE DESIGNATOR | PLAIN, FLANGED FACE |
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