National Stock Number
5315-01-055-8121
National Stock Number (NSN) 5315-01-055-8121, or NIIN 010558121, (pin,spring) was assigned February 11, 1978 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
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 Sep 02, 2000, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) 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) 02389. [A TUBULAR ITEM, SO FORMED AS TO PROVIDE A SPRING ACTION AGAINST THE INSIDE WALL OF A HOLE WHEN DRIVEN INTO ABUTTING PIECES TO POSITION AND HOLD THEM IN PLACE.]. 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 5315010558121 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.