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NSN 3120-00-079-3940, 3120000793940
BEARING,SLEEVE

Federal Supply Classification
FSC 3120 - Bearings, Plain, Unmounted
National Item Identification Number
NIIN 000793940
Codification Country
United States
Item Name Code
INC 13205
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 3120-00-079-3940

National Stock Number (NSN) 3120-00-079-3940, or NIIN 000793940, (bearing,sleeve) was assigned December 13, 1967 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 13205. [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.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3120000793940 contains an unknown precious metal.

This NSN is associated to Schedule B 8482997090: parts, nesoi, for roller bearings or for combined ball/roller bearings, nesoi. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332991: ball and roller bearing manufacturing.

This information was last updated on .


Technical Characteristics

MATERIAL
(MATT) STEEL COMP E4340 OVERALL AND STEEL COMP 4340 OVERALL
STYLE DESIGNATOR
(STYL) 22C SOLID, EXTERNAL FLANGE ONE END
STYLE DESIGNATOR
(STYL) SOLID
BODY INSIDE DIAMETER
(ADAS) 0.7390 INCHES MINIMUM AND 0.7440 INCHES MAXIMUM
BODY OUTSIDE DIAMETER
(ADAR) 0.8766 INCHES MINIMUM AND 0.8775 INCHES MAXIMUM
CORNER SHAPE
(BZLX) SQUARE INSIDE LEFT CORNER
CORNER SHAPE
(BZLX) SQUARE INSIDE RIGHT CORNER
CORNER SHAPE
(BZLX) SQUARE LEFT FLANGE BODY CORNER
CORNER SHAPE
(BZLX) SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPE
(BZLX) SQUARE OUTSIDE LEFT CORNER
CORNER SHAPE
(BZLX) SQUARE OUTSIDE RIGHT CORNER
FLANGE OUTSIDE DIAMETER
(AEPR) 1.3020 INCHES MINIMUM AND 1.3220 INCHES MAXIMUM
FLANGE WIDTH
(AGFF) 0.0590 INCHES MINIMUM AND 0.0610 INCHES MAXIMUM
HARDNESS RATING
(CQFM) 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
OVERALL LENGTH
(ABHP) 0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM
MATERIAL
(MATT) STEEL COMP E4340 AND STEEL COMP 4340 OVERALL
STYLE DESIGNATOR
(STYL) SOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH
(CSYM) 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH
(CSYM) 125.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH
(CSYM) 125.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE
SURFACE FINISH
(CSYM) 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH
(CSYM) 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
SURFACE FINISH
(CSYM) 32.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE

Manufacturer Part Numbers


Related Inventory

6-40658-7
3120000793940
Condition NS
BEARING
Readily Available


 
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