National Stock Number
1660-01-454-2004
National Stock Number (NSN) 1660-01-454-2004, or NIIN 014542004, (filler valve,aircraft oxygen) was assigned March 23, 1998 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 7 manufacturer part numbers associated with this NSN. 2 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, there are no suppliers that 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 15 contracts issued for this part number, with 23 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A625PN835, SPE4A625PN835, SPE4A625PN835, SPE4A724F6748, SPE4A723F7096. The total value of the awarded contracts has been US$ 364,717.69.
This NSN is fairly common among different weapons systems, belonging to 11 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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is controlled by QPL procedures. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 50906. [AN ITEM DESIGNED TO PROVIDE THE MEANS OF EASILY CHARGING CYLINDERS FROM FILL STATIONS DISPERSED THROUGHOUT AN AIRCRAFT OR FOR GROUND SERVICING OF AIRCRAFT SYSTEM. THE ITEM MAY BE FOR A GASEOUS OR LIQUID SYSTEM AND MAY INCLUDE A CAP, CHAIN, PLUG OR FILTER.]. 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 1660014542004 does not contain precious metals.
This NSN is associated to Schedule B 8481909090: parts of taps, cocks, valves and similar appliances, nesoi. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332911: industrial valve manufacturing.
This information was last updated on Jul 01, 2025.