National Stock Number
5315-01-631-7138
National Stock Number (NSN) 5315-01-631-7138, or NIIN 016317138, (pin,lock) was assigned September 23, 2014 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 11, 2016. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE5E916V2480. The total value of the awarded contracts has been US$ 1,205.97.
This NSN is very common among different weapons systems, belonging to 25 different platforms.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 493. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 23, 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. 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) 02387. [A FASTENING DEVICE FORMED FROM RESILIENT WIRE STOCK INTO A SHAPE RESEMBLING THE LETTER "U", OF WHICH AT LEAST ONE OF THE PRONGS IS STRAIGHT FOR INSERTION INTO A HOLE; THE OTHER PRONG MAY HAVE ONE OR MORE CURVATURES ALONG ITS LENGTH. IT IS DESIGNED TO HOLD ITSELF IN PLACE BY ITS INHERENT SPRING ACTION. SEE ALSO CLIP, RETAINING AND RING, RETAINING.]. 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 5315016317138 does not contain precious metals.
This information was last updated on Aug 01, 2025.