3120-00-182-8575 ROLLER,LINEAR-ROTARY MOTION Index 3110-00-182-8577 BEARING,ROLLER,AIRFRAME

National Stock Number:
3120-00-182-8576

Federal Supply Class:
3120

National Item Identification Number:
001828576

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:
378P35-511245BOYD CORPORATION (WOBURN) INC


Techincal Specification:
BORE INSIDE DIAMETER0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM
CASEHARDENING INDICATORNOT CASEHARDENED
FACE WIDTH0.122 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
OUTSIDE DIAMETER0.393 INCHES MINIMUM AND 0.394 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONSAE A2 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP A2
METALLIC HARDNESS RATING56.0 MINIMUM ROCKWELL C AND 58.0 MAXIMUM ROCKWELL C
STYLE DESIGNATORPLAIN


Click here to Register for Free 30-day Trial