NSN 3120-00-540-8870

Part Details | LINEAR-ROTARY MOTION ROLLER

3120-00-540-8870 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.

Alternate Parts: 1591574, 3120-00-540-8870, 00-540-8870, 3120005408870, 005408870

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
31JAN 01, 196300-540-887028215 ( ROLLER, LINEAR-ROTARY MOTION )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 3120-00-540-8870
Part Number Cage Code Manufacturer
159157410001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 3120-00-540-8870
Characteristic Specifications
MATERIAL STEEL
METALLIC HARDNESS RATINGBRC14.0 MINIMUM AND CRC24.0 MAXIMUM
CASEHARDENING INDICATOR NOT CASEHARDENED
STYLE DESIGNATOR PLAIN
OUTSIDE DIAMETER0.625 INCHES NOMINAL
FACE WIDTH0.180 INCHES MINIMUM AND 0.183 INCHES MAXIMUM
BORE INSIDE DIAMETER0.252 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
CHAMFER/RADIUS OF OUTSIDE CORNER0.031 IN. BY 45 DEG
SPECIAL FEATURES1D FINISHED 63 MICROINCHES RMS
FSC APPLICATION DATAMISSILE LAUNCHING SYSTEM