3120-01-286-6243 ROLLER,LINEAR-ROTARY MOTION Index 5340-01-286-6245 SEAT,HELICAL COMPRESSION SPRING

National Stock Number:
3120-01-286-6244

Federal Supply Class:
3120

National Item Identification Number:
012866244

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:
214616310001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
BORE INSIDE DIAMETER0.6255 INCHES MINIMUM AND 0.6265 INCHES MAXIMUM
CASEHARDENING INDICATORNOT CASEHARDENED
FACE WIDTH0.599 INCHES MINIMUM AND 0.600 INCHES MAXIMUM
OUTSIDE DIAMETER1.120 INCHES MINIMUM AND 1.121 INCHES MAXIMUM
MATERIALSTEEL
METALLIC HARDNESS RATING50.0 MINIMUM ROCKWELL C AND 54.0 MAXIMUM ROCKWELL C
STYLE DESIGNATORPLAIN


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