National Stock Number
4210-00-277-3375
National Stock Number (NSN) 4210-00-277-3375, or NIIN 002773375, (nipple,hose,fire fighting) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 4 stock numbers: 4210012804374, 4210005350827, 4210005512988, 4210002629210.
There are 13 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 13 contracts issued for this part number, with 26 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE8E625P0732, SPE8E625P0264, SPE8E622CF022, SPE8E622CF022, SPE8E622CF012. The total value of the awarded contracts has been US$ 552,906.07.
This NSN is very common among different weapons systems, belonging to 34 different platforms.
There has been a small amount of 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$ 57,822. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 07, 2012, 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) 51066. [A STRAIGHT FITTING USED TO JOIN TWO INTERNALLY THREADED FIRE HOSE CONNECTIONS. IT HAS FIRE HOSE CONNECTIONS AT BOTH ENDS EXTERNALLY THREADED WITH THE SAME SIZE STANDARD HOSE THREADS. THE CENTER SECTION IS LUGGED OR SUITABLE SHAPED TO ACCOMMODATE A WRENCH. IT MAY INCLUDE NUTS, SLEEVES, AND/OR GROMMETS.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 4210002773375 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.