NSN 3120-00-904-2475, 3120009042475
BEARING,SELF-ALIGNING

Federal Supply Classification: FSC 3120 - Bearings, Plain, Unmounted
National Item Identification Number: NIIN 009042475
Codification Country: United States
Item Name Code: INC 77777
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.

Availability: Readily Available Qualified Suppliers: We have 3 qualified suppliers

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DLMS^® Summary

National Stock Number 3120-00-904-2475

National Stock Number (NSN) 3120-00-904-2475, or NIIN 009042475, (bearing,self-aligning) was assigned June 13, 1966 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are 5 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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, with the most recent procurement date of Jun 12, 2015. There have been 3 contracts issued for this part number, with 3 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE4A615VG034, SPE4A615VG034, SPRPA114G001Y, SPE4A715M0459. The total value of the awarded contracts has been US$ 22,411.08.

This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.

There has been a small amount of 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 Aug 01, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 77777. 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 3120009042475 contains an unknown precious metal.

This NSN is associated to Schedule B 8482101000: ball bearings with integral shafts. 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 Jun 01, 2025.

Technical Characteristics

END ITEM IDENTIFICATION: (AGAV) T-53 SERIES ENGINES
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) OUTER MEMBER,STAINLESS STEEL,AMS5639 COMP 304,INNER MEMBER,STEEL,AMS5616,ROCKWELL C SCALE 38 MIN,45 MAX HARDNESS,0.750 IN. NOM O/A LG,1ST END,0.895 IN. MIN,0.905 IN. MAX OD OUTER MEMBER HOUSING CHAMFERED 45 DEG BY 0.030 IN. MIN,0.040 IN. MAX LG ON BOTH ENDS,0.359 IN. MIN,0.361 IN. MAX LG HSG,0.625 IN. NOM SPHERICAL DIA INNER MEMBER BALL,0.380 IN. MIN,0.390 IN. MAX LG BALL,0.310 IN. NOM OD BALL EXTENSION,0.180 IN. NOM LG BALL EXTENSION,2ND END HEX HEAD NUT,0.365 IN. MIN,0.377 IN. MAX W ACROSS FLATS,0.180 IN. NOM LG NUT,2 HOLES 0.045 IN. MIN,0.050 IN. MAX DIA THROUGH HEAD ACROSS FLATS,THD BORE,0.190 IN.-32 UNF SERIES CL 3B THD,0.750 IN. NOM LG BORE COUNTERSUNK 90 DEG BY 0.220 IN. NOM DIA ON 2ND END
III END ITEM IDENTIFICATION: (AGAV) T-53 SERIES ENGINES
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) AOUTER MEMBER,STAINLESS STEEL,AMS5639 COMP 304,INNER MEMBER,STEEL,AMS5616,ROCKWELL C SCALE 38 MIN,45 MAX HARDNESS,0.750 IN. NOM O/A LG,1ST END,0.895 IN. MIN,0.905 IN. MAX OD OUTER MEMBER HOUSING CHAMFERED 45 DEG BY 0.030 IN. MIN,0.040 IN. MAX LG ON BOTH ENDS,0.359 IN. MIN,0.361 IN. MAX LG HSG,0.625 IN. NOM SPHERICAL DIA INNER MEMBER BALL,0.380 IN. MIN,0.390 IN. MAX LG BALL,0.310 IN. NOM OD BALL EXTENSION,0.180 IN. NOM LG BALL EXTENSION,2ND END HEX HEAD NUT,0.365 IN. MIN,0.377 IN. MAX W ACROSS FLATS,0.180 IN. NOM LG NUT,2 HOLES 0.045 IN. MIN,0.050 IN. MAX DIA THROUGH HEAD ACROSS FLATS,THD BORE,0.190 IN.-32 UNF SERIES CL 3B THD,0.750 IN. NOM LG BORE COUNTERSUNK 90 DEG BY 0.220 IN. NOM DIA ON 2ND END