National Stock Number (NSN) 5977-01-158-3371, or NIIN 011583371, (ring assembly,electrical contact) was assigned July 20, 1983 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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 Apr 10, 2018. There have been 7 contracts issued for this part number, with 8 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: SPE4A118V0161, SPE4A516V0469, SPE4A516V0469, SPE4A516V0288, SPE4A414VC803. The total value of the awarded contracts has been US$ 188,566.03.
This NSN is somewhat common among different platforms, belonging to 10 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 May 02, 2005, 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 does not have adequate data, lacks rights to data, or both, needed to purchase this part from additional sources. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 00313. [TWO OR MORE ELECTRICAL CONTACT RINGS ON A COMMON MOUNTING OR MOUNTED ON EACH OTHER. MAY INCLUDE CONTACTS, INTEGRAL BRUSHES, BRUSH HOLDER ASSEMBLIES, AND CONNECTORS.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5977011583371 does not contain precious metals.
This NSN is associated to Schedule B 8545900000: electrical carbon or graphite articles,nesoi. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335991: carbon and graphite product manufacturing.
This information was last updated on Jul 01, 2025.