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NSN 3120-01-277-2401, 3120012772401
BEARING,SLEEVE

Federal Supply Classification
FSC 3120 - Bearings, Plain, Unmounted
National Item Identification Number
NIIN 012772401
Codification Country
United States
Item Name Code
INC 13205
Criticality
(F) This item is a Flight Safety Critical Aircraft Part (FSCAP).
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 3120-01-277-2401

National Stock Number (NSN) 3120-01-277-2401, or NIIN 012772401, (bearing,sleeve) was assigned April 19, 1988 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 one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Mar 09, 2012. There have been 2 contracts issued for this part number, with 2 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPM4A612MGG12, SPM4M108M9492. The total value of the awarded contracts has been US$ 19,399.00.

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

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 12, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.

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 is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3120012772401 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

CORNER SHAPE
(BZLX) SQUARE ALL CORNERS
MATERIAL
(MATT) UNABLE TO DECODE
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) UNABLE TO DECODE
SURFACE TREATMENT
(SFTT) ANODIZE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) AMS 2473 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE FINISH
(CSYM) 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
STYLE DESIGNATOR
(STYL) SOLID
SURFACE FINISH
(CSYM) 32.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
STYLE DESIGNATOR
(STYL) 22C SOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH
(CSYM) 16.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
BODY INSIDE DIAMETER
(ADAS) 0.2193 INCHES MINIMUM AND 0.2198 INCHES MAXIMUM
BODY OUTSIDE DIAMETER
(ADAR) 0.3500 INCHES NOMINAL
CORNER SHAPE
(BZLX) UNABLE TO DECODE
FLANGE OUTSIDE DIAMETER
(AEPR) 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM
FLANGE WIDTH
(AGFF) 0.3350 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 4122 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) ALUMINUM ALLOY 7075 OVERALL
OVERALL LENGTH
(ABHP) 0.4340 INCHES MINIMUM AND 0.4360 INCHES MAXIMUM
SPECIAL FEATURES
(FEAT) NOTCH ON BORE
STYLE DESIGNATOR
(STYL) SOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH
(CSYM) UNABLE TO DECODE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) UNABLE TO DECODE
SURFACE TREATMENT
(SFTT) UNABLE TO DECODE

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