3120-00-165-5970 BUSHING,SLEEVE Index 3110-00-165-5972 BEARING,BALL,ANNULAR

National Stock Number:
3120-00-165-5971

Federal Supply Class:
3120

National Item Identification Number:
001655971

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:
258529580064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
BORE LENGTH0.3750 INCHES NOMINAL
BORE INSIDE DIAMETER0.2510 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM
CASEHARDENING INDICATORNOT CASEHARDENED
FACE WIDTH0.2500 INCHES NOMINAL
HUB DIAMETER0.5000 INCHES NOMINAL
OUTSIDE DIAMETER0.9200 INCHES NOMINAL
MATERIALPLASTIC
STYLE DESIGNATORPLAIN, ONE PROTRUDING HUB


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