NSN 3120-00-502-5311

Part Details | LINEAR-ROTARY MOTION ROLLER

3120-00-502-5311 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: 5025311, 3120-00-502-5311, 00-502-5311, 3120005025311, 005025311

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
31JAN 01, 196300-502-531128215 ( ROLLER, LINEAR-ROTARY MOTION )
REFERENCE DRAWINGS & PICTURES

PLAIN, COUNTERBORED

Cross Reference | NSN 3120-00-502-5311
Part Number Cage Code Manufacturer
502531119206ARMY, UNITED STATES DEPARTMENT OFTHE
Technical Data | NSN 3120-00-502-5311
Characteristic Specifications
MATERIAL STEEL
METALLIC HARDNESS RATING45.0 MINIMUM ROCKWELL C AND 51.0 MAXIMUM ROCKWELL C
CASEHARDENING INDICATOR NOT CASEHARDENED
STYLE DESIGNATOR PLAIN, COUNTERBORED
COUNTERBORE DIAMETER1.210 INCHES MINIMUM AND 1.220 INCHES MAXIMUM
COUNTERBORE DEPTH0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM
OUTSIDE DIAMETER1.195 INCHES MINIMUM AND 2.000 INCHES MAXIMUM
FACE WIDTH0.985 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
BORE INSIDE DIAMETER1.000 INCHES MINIMUM AND 1.002 INCHES MAXIMUM
CHAMFER/RADIUS OF OUTSIDE CORNER0.062 IN. BY 45 DEG