NSN 3120-00-257-8121

Part Details | SLEEVE BEARING

3120-00-257-8121 A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also BUSHING, SLEEVE; SPACER, SLEEVE; and WASHER (as modified). Excludes PIN, HOLLOW.

Alternate Parts: 2738411, 2-73841-1, 2738411, 2-73841-1, 2738411, 2-73841-1, 2738411, 2-73841-1, 2738411, 2-73841-1, 3120-00-257-8121, 00-257-8121, 3120002578121, 002578121

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
31JUN 29, 197300-257-812113205 ( BEARING, SLEEVE )
REFERENCE DRAWINGS & PICTURES

SOLID, PLAIN, NO OUTSIDE FLANGES

Cross Reference | NSN 3120-00-257-8121
Part Number Cage Code Manufacturer
2-73841-12M919ALEXANDER MANUFACTURING COMPANY, INCDBA METRO TOOL & MANUFACTURING
2-73841-160763CCB INDUSTRIES INC.
2-73841-11HC54LOBO VENTURES, LTD.DBA PRECISION MOLD TL GVRNMENT DIV
2-73841-176823NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE
2-73841-10JRC1NORTHROP GRUMMAN TECHNICAL SERVICES,INC.
Technical Data | NSN 3120-00-257-8121
Characteristic Specifications
STYLE DESIGNATOR SOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH1.0100 INCHES MINIMUM AND 1.0200 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
BODY INSIDE DIAMETER0.3745 INCHES MINIMUM AND 0.3755 INCHES MAXIMUM
ANTIROTATION/LUBRICATION TYPE AND QUANTITY4 HOLE