NSN 3120-00-271-0149

Part Details | LINEAR-ROTARY MOTION ROLLER

3120-00-271-0149 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: 732843PC8, 3120-00-271-0149, 00-271-0149, 3120002710149, 002710149

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
31JAN 01, 196300-271-014928215 ( ROLLER, LINEAR-ROTARY MOTION )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 3120-00-271-0149
Part Number Cage Code Manufacturer
732843PC810001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 3120-00-271-0149
Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING
METALLIC HARDNESS RATINGBRC50.0 MINIMUM AND CRC55.0 MAXIMUM
CASEHARDENING INDICATOR NOT CASEHARDENED
STYLE DESIGNATOR PLAIN
OUTSIDE DIAMETER0.750 INCHES NOMINAL
FACE WIDTH0.427 INCHES MINIMUM AND 0.432 INCHES MAXIMUM
BORE INSIDE DIAMETER0.500 INCHES MINIMUM AND 0.501 INCHES MAXIMUM
CHAMFER/RADIUS OF OUTSIDE CORNER0.032 IN. BY 45 DEG
SPECIAL FEATURESINSIDE BORE TO BE FINISHED 16 MICRO INCHES RMS AND SURFACE TO BE IN ACCORDANCE W/MIL-C-16232,TYPE II
FSC APPLICATION DATA5 IN./54 GUN MOUNT