NSN 3120-01-133-7939

Part Details | SELF-ALIGNING PLAIN BEARING

3120-01-133-7939 A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes BEARING, PLAIN, ROD END and BEARING, PLAIN, SPHERICAL.

Alternate Parts: ST4M218M30, ST4M218, ST4M218M30A, KSAD308, KSAD30-8, ST4M218M30A, ADSB30303, ADSB30-303, ADSB30302, ADSB30-302, 10108049, ST4M218M30A, 0382330E001, 03-823-30E-001, YTA390A, KSAD3013, KSAD30-13, ST4M218M30A, 3120-01-133-7939, 01-133-7939, 3120011337939, 011337939

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
31JUN 22, 198201-133-793913208 ( BEARING, PLAIN, SELF-ALIGNING )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3120-01-133-7939
Part Number Cage Code Manufacturer
ST4M218M3076301BOEING COMPANY, THEDBA BOEING
ST4M21876301BOEING COMPANY, THEDBA BOEING
ST4M218M30A76301BOEING COMPANY, THEDBA BOEING
KSAD30-897631LAW JC & SON INCORPORATEDDBA J.C. LAW & SON INC
ST4M218M30A15860NEW HAMPSHIRE BALL BEARINGS, INC.DBA ASTRO DIVISION
ADSB30-30315860NEW HAMPSHIRE BALL BEARINGS, INC.DBA ASTRO DIVISION
ADSB30-30215860NEW HAMPSHIRE BALL BEARINGS, INC.DBA ASTRO DIVISION
10108049A486GNIMIKKEISTOKESKUS NCB FINLAND
ST4M218M30A09455RBC TRANSPORT DYNAMICS CORP.DIV RBC TRANSPORT DYNAMICS
03-823-30E-00109455RBC TRANSPORT DYNAMICS CORP.DIV RBC TRANSPORT DYNAMICS
YTA390A77896REXNORD INDUSTRIES, LLCDIV BEARING OPERATION
KSAD30-1397613SARGENT AEROSPACE & DEFENSE, LLCDBA KAHR BEARING
ST4M218M30A97613SARGENT AEROSPACE & DEFENSE, LLCDBA KAHR BEARING
Technical Data | NSN 3120-01-133-7939
Characteristic Specifications
BORE DIAMETER1.9020 INCHES MINIMUM AND 1.9025 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER2.6540 INCHES MINIMUM AND 2.6550 INCHES MAXIMUM
OUTER MEMBER WIDTH1.1200 INCHES MINIMUM AND 1.1300 INCHES MAXIMUM
INNER MEMBER WIDTH1.1700 INCHES MINIMUM AND 1.1750 INCHES MAXIMUM