National Stock Number
1010-00-522-4021
National Stock Number (NSN) 1010-00-522-4021, or NIIN 005224021, (coupling assy) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN replaces 1 stock number, 1010003197907.
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, with the most recent procurement date of Apr 06, 2016. There have been 3 contracts issued for this part number, with 3 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE7L116M1481, SPE7L115M2863, SPE7L414M2831. The total value of the awarded contracts has been US$ 21,480.00.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been a small amount of 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 Sep 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) 77777. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1010005224021 does not contain precious metals.
This NSN is associated to Schedule B 9305996600: part and accessories of articles of headings 9301 to 9304, nesoi. The Schedule B End Use is listed as toys, games, and sporting goods. NAICS classification category 332994: small arms, ordnance, and ordnance accessories manufacturing.
This information was last updated on Aug 01, 2025.