National Stock Number (NSN) 5315-00-421-4771, or NIIN 004214771, (pin,quick release) was assigned December 21, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5315012511935.
There are 10 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 8 suppliers. Today, 7 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 a year. There have been 5 contracts issued for this part number, with 7 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: SPE4A522P7877, SPE5EY19F192J, SPE5EY18F244J, SPE5EY18F244J, SPE5EY14D0558. The total value of the awarded contracts has been US$ 7,813.61.
This NSN is fairly common among different weapons systems, belonging to 13 different platforms.
There has been very little 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 Jun 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 08323. [A HEADED FASTENING DEVICE HAVING A SOLID CYLINDRICAL OR TUBULAR BODY WITH RETAINING BALL OR PINLIKE DETENT(S). THE DETENT(S) IS/ARE POSITIONED AND ACTUATED BY MEANS OF A SPRING, ELASTOMER OR PLUNGER. PLUNGER MAY BE OPERATED BY THUMB, CAM OR OTHER MEANS. MAY BE FURNISHED WITH A PULL RING, PULL AND/OR LOCK RING, ATTACHING RING OR HOOK.]. 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 5315004214771 contains an unknown precious metal.
This NSN is associated to Schedule B 7319409000: pins of iron or steel nesoi. The Schedule B End Use is listed as cell phones and other household goods, n.e.c.. NAICS classification category 339993: fastener, button, needle, and pin manufacturing.
This information was last updated on Jul 01, 2025.