National Stock Number
3110-00-555-5427
National Stock Number (NSN) 3110-00-555-5427, or NIIN 005555427, (bearing,ball,annular) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 4 stock numbers: 3110001556744, 3110004435979, 3110008788997, 2520006311038.
There are 13 manufacturer part numbers associated with this NSN. 9 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 13 suppliers. Today, 8 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 06, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. 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) 00014. [A CYLINDRICAL DEVICE IN WHICH THE INNER OR OUTER RING TURNS UPON A SINGLE OR DOUBLE ROW OF HARDENED BALLS WHICH ROLL EASILY BETWEEN THE TWO RINGS, THUS MINIMIZING FRICTION. FOR ITEMS WITH FACES SPECIALLY GROUND FOR DUPLEX MOUNTING SEE BEARING,BALL,DUPLEX. EXCLUDES:BEARING,BALL,AIRFRAME.]. 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 3110005555427 contains an unknown precious metal.
This NSN is associated to Schedule B 8482105028: angular contact ball 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 Jun 01, 2025.