NSN 3120-01-198-8761

Part Details | LINEAR-ROTARY MOTION ROLLER

3120-01-198-8761 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: 2688416, 2688416, 3120-01-198-8761, 01-198-8761, 3120011988761, 011988761

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
31JAN 15, 198501-198-876128215 ( ROLLER, LINEAR-ROTARY MOTION )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 3120-01-198-8761
Part Number Cage Code Manufacturer
268841610001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
268841633362TEC DESIGN & MANUFACTURING, INC.
Technical Data | NSN 3120-01-198-8761
Characteristic Specifications
METALLIC HARDNESS RATINGBRC30.0 MINIMUM AND CRC35.0 MAXIMUM
CASEHARDENING INDICATOR NOT CASEHARDENED
STYLE DESIGNATOR PLAIN
OUTSIDE DIAMETER1.182 INCHES MINIMUM AND 1.192 INCHES MAXIMUM
FACE WIDTH0.495 INCHES MINIMUM AND 0.498 INCHES MAXIMUM
BORE INSIDE DIAMETER0.375 INCHES MINIMUM AND 0.376 INCHES MAXIMUM
CHAMFER/RADIUS OF OUTSIDE CORNER0.031 IN. BY 45 DEG CHAMFER
TEST DATA DOCUMENT81349-MIL-I-6868 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).