4820-00-839-1512 DISK,VALVE Index 5342-00-839-1515 PLUG,SPECIAL

National Stock Number:
3120-00-839-1513

Federal Supply Class:
3120

National Item Identification Number:
008391513

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.


Manufacturer Information:
2546811-50188277THE BOEING COMPANY


Techincal Specification:
BORE INSIDE DIAMETER0.249 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
CASEHARDENING INDICATORNOT CASEHARDENED
FACE WIDTH0.273 INCHES MINIMUM AND 0.283 INCHES MAXIMUM
FSC APPLICATION DATADETENT ASSY,CANOPY CONTROL,AIRCRAFT
OUTSIDE DIAMETER0.625 INCHES NOMINAL
MATERIALSTEEL
STYLE DESIGNATORPLAIN


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