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NSN 3120-01-225-2137, 3120012252137
BEARING,SLEEVE

Federal Supply Classification
FSC 3120 - Bearings, Plain, Unmounted
National Item Identification Number
NIIN 012252137
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 3120-01-225-2137

National Stock Number (NSN) 3120-01-225-2137, or NIIN 012252137, (bearing,sleeve) was assigned January 30, 1986 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

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

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

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.

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 3120012252137 does not contain precious metals.

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

STYLE DESIGNATOR
(STYL) 22C SOLID, EXTERNAL FLANGE ONE END
BODY INSIDE DIAMETER
(ADAS) 0.6255 INCHES MINIMUM AND 0.6265 INCHES MAXIMUM
BODY OUTSIDE DIAMETER
(ADAR) 0.8137 INCHES MINIMUM AND 0.8147 INCHES MAXIMUM
CORNER SHAPE
(BZLX) SQUARE INSIDE LEFT CORNER
CORNER SHAPE
(BZLX) SQUARE INSIDE RIGHT CORNER
CORNER SHAPE
(BZLX) SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPE
(BZLX) SQUARE OUTSIDE LEFT CORNER
CORNER SHAPE
(BZLX) SQUARE OUTSIDE RIGHT CORNER
CORNER SHAPE
(BZLX) UNDERCUT LEFT FLANGE BODY CORNER
FLANGE OUTSIDE DIAMETER
(AEPR) 1.2300 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM
FLANGE WIDTH
(AGFF) 0.0575 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM
OVERALL LENGTH
(ABHP) 0.4995 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OUTER LAYER
MATERIAL
(MATT) ALUMINUM ALLOY 2024 OUTER LAYER
MATERIAL
(MATT) PLASTIC POLYTETRAFLUOROETHYLENE INNER LAYER
SPECIAL FEATURES
(FEAT) LINER ON FLANGE FACE
SPECIFICATION/STANDARD DATA
(ZZZK) 81349--81934/2 GOVERNMENT SPECIFICATION
STYLE DESIGNATOR
(STYL) SOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH
(CSYM) 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) MIL-A-8625,TYPE 1 OR TYPE 2 FED SPEC 1ST TREATMENT RESPONSE AND MIL-C-5541 FED SPEC 2ND TREATMENT RESPONSE OUTER LAYER
SURFACE TREATMENT
(SFTT) ANODIZE OR CHROMATE OUTER LAYER
SURFACE TREATMENT
(SFTT) ANODIZE OUTER LAYER OR CHROMATE OUTER LAYER
STYLE DESIGNATOR
(STYL) SOLID
MATERIAL
(MATT) UNABLE TO DECODE

Manufacturer Part Numbers


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