National Stock Number
3120-00-364-4044
National Stock Number (NSN) 3120-00-364-4044, or NIIN 003644044, (bushing,sleeve) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 26 manufacturer part numbers associated with this NSN. 15 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 2 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.
This NSN is fairly common among different weapons systems, belonging to 11 different platforms.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Feb 02, 2005, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 13206. [A TUBULAR SHAPED UNTHREADED ITEM WITH OR WITHOUT A FLANGE AT ONE END DESIGNED TO BE INSERTED INTO A HOLE TO REDUCE THE INSIDE DIAMETER OF THE HOLE AND TO PROTECT THE SURROUNDING BODY STRUCTURE FROM DAMAGE RESULTING FROM STRESS, STRAIN, AND/OR VIBRATION. THE OVERALL LENGTH MUST EXCEED 25 PERCENT OF THE OUTSIDE DIAMETER OR THE SHORTEST DISTANCE BETWEEN PERIPHERAL FLATS OF THE BODY. INCLUDES ITEMS WHICH ARE DIVIDED INTO TWO OR MORE SEGMENTS WHICH INCLUDES 180 DEGREES (3.141 RADIANS) OR LESS OF THE BEARING PERIPHERY. FOR ITEMS MADE OF RUBBER, SEE BUSHING, NONMETALLIC. SEE ALSO BEARING, SLEEVE; BUSHING, TAPERED; SPACER, SLEEVE; INSULATOR, BUSHING; AND BUSHING, ELECTRICAL CONDUCTOR. EXCLUDES:BUSHING, DRILL, JIG.]. 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 3120003644044 contains an unknown precious metal.
This NSN is associated to Schedule B 8482997060: parts, nesoi, for cylindrical 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 Aug 01, 2025.