3120-00-439-0068 BUSHING,SLEEVE Index 3120-00-439-0074 BUSHING,SLEEVE

National Stock Number:
3120-00-439-0072

Federal Supply Class:
3120

National Item Identification Number:
004390072

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:
4F54356-103A98897LOCKHEED MARTIN CORP


Techincal Specification:
BORE INSIDE DIAMETER0.376 INCHES MINIMUM AND 0.377 INCHES MAXIMUM
CASEHARDENING INDICATORNOT CASEHARDENED
FACE WIDTH0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 630
OUTSIDE DIAMETER1.470 INCHES MINIMUM AND 1.530 INCHES MAXIMUM
STYLE DESIGNATORPLAIN


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