Product Details | SELF-ALIGNING PLAIN BEARING

3120-01-331-9760 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.

Part Alternates: MS141044C, MS14104-4C, 3120-01-331-9760, 01-331-9760, 3120013319760, 013319760

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 31 DEC 1990 01-331-9760

Drawings & Photos | NSN 3120-01-331-9760


Demand History | NSN 3120-01-331-9760

Part Number Request Date QTY Origin
3120-01-331-9760 2025-11-307 10 DIBBS
MS141044C 2020-11-316 10 US
3120-01-331-9760 2020-04-113 40 US
3120-01-331-9760 2011-12-335 5 United States
3120-01-331-9760 2011-12-335 4 United States
3120-01-331-9760 2011-12-335 5 United States
3120-01-331-9760 2007-09-247 44 Turkey

Cross Reference | NSN 3120-01-331-9760

Part Number Cage Code Manufacturer
MS14104-4C 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 3120-01-331-9760

Characteristic Specifications
MATERIAL STEEL COMP XM-13 INNER MEMBER STEEL COMP 630 OUTER RING PLASTIC POLYTETRAFLUOROETHYLENE RACE LINER
MATERIAL DOCUMENT AND CLASSIFICATION AMS5629H1000,PH13-8MO ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER AMS5643,17-4PH ASSN STD SINGLE MATERIAL RESPONSE OUTER RING
HARDNESS RATING 55.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM INNER MEMBER 23.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
SURFACE TREATMENT PASSIVATE INNER MEMBER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35,440C FED SPEC SINGLE TREATMENT RESPONSE INNER MEMBER
STYLE DESIGNATOR 11A WITH INSERT AND/OR LINER
BORE DIAMETER 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 0.6557 INCHES MINIMUM AND 0.6562 INCHES MAXIMUM
OUTER MEMBER WIDTH 0.2450 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM
INNER MEMBER WIDTH 0.3410 INCHES MINIMUM AND 0.3430 INCHES MAXIMUM
STATIC RADIAL LOAD RATING 6040 POUNDS
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS14104-4C

Restrictions/Controls & Freight Information | NSN 3120-01-331-9760

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information