National Stock Number
4240-01-645-3653
National Stock Number (NSN) 4240-01-645-3653, or NIIN 016453653, (adapter,hydration system to mask) was assigned June 12, 2015 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 is actively being procured by the US Government, with procurement history within the last 90 days. There have been 17 contracts issued for this part number, with 17 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: SPE8E625V1332, SPE8E525V0135, SPE8E524V2746, SPE8E524V2230, SPE8E524V1003. The total value of the awarded contracts has been US$ 846,387.11.
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 Jun 12, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 68777. [AN ADAPTER WHICH PROVIDES FACILITIES FOR MATING A HYDRATION SYSTEM TO A MASK,GAS;A MASK,CHEMICAL-BIOLOGICAL, AND THE LIKE.]. 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 4240016453653 does not contain precious metals.
This information was last updated on Jul 01, 2025.