NSN 3110-01-255-5040

Part Details | NEEDLE ROLLER BEARING

3110-01-255-5040 A single or multiple-row antifriction bearing used with or without inner or outer races characterized by relatively small size rollers usually not ranging above 0.250 inch (6.35mm) diameter and generally longer in length in relation to diameter.

Alternate Parts: MS21442161, MS21442-161, MS21442161, MS21442-161, AS39901, AS21442, 3110-01-255-5040, 01-255-5040, 3110012555040, 012555040

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
31MAY 21, 198701-255-504000051 ( BEARING, ROLLER, NEEDLE )
REFERENCE DRAWINGS & PICTURES

TRACK ROLLER, NON-SEPARABLE

Cross Reference | NSN 3110-01-255-5040
Part Number Cage Code Manufacturer
MS21442-16196906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS21442-16181343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS3990181343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS2144281343SOCIETY OF AUTOMOTIVE ENGINEERS INC
Technical Data | NSN 3110-01-255-5040
Characteristic Specifications
STYLE DESIGNATOR TRACK ROLLER, NON-SEPARABLE
BORE DIAMETER0.3125 INCHES NOMINAL
OVERALL OUTSIDE DIAMETER1.0000 INCHES NOMINAL
OUTER RING WIDTH0.6250 INCHES NOMINAL
INNER RING WIDTH0.6875 INCHES NOMINAL
CROWN RADIUS12.0000 INCHES NOMINAL
LUBRICATION MATERIAL GREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
STANDARD TOLERANCE DESIGNATION AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
SURFACE FINISH GROUND
SEAL QUANTITY2
BEARING SEAL TYPE CONTACT
ALIGNMENT TYPE RIGID
FEATURES PROVIDED LUBRICATION GROOVE AND LUBRICATION HOLE
SPECIAL FEATURESOIL GROOVE IN OUTER RING OPTIONAL