National Stock Number
1650-01-162-9378
National Stock Number (NSN) 1650-01-162-9378, or NIIN 011629378, (valve,fluid pressure regulating,) was assigned September 25, 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. None of the associated 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, 2 suppliers are 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 Mar 19, 2020. There have been 5 contracts issued for this part number, with 5 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: SPE4A720F3873, SPE4A419F0156, SPE4A419F0156, SPE4A718F4323, SPE4A717P4978. The total value of the awarded contracts has been US$ 76,956.91.
This NSN is unique to one weapons system.
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 15, 2019, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 51190. [A VALVE SPECIFICALLY DESIGNED FOR AIRCRAFT USE DESIGNED TO AUTOMATICALLY MAINTAIN WITHIN CLOSE LIMITS A PREDETERMINED OUTLET PRESSURE WHICH MAY BE ADJUSTABLE WITHIN A SPECIFIED RANGE REGARDLESS OF THE HIGHER FLUCTUATING OR CONSTANT INLET PRESSURE. IT IS DESIGNED FOR USE WITH COMPRESSED GAS(ES) AND VARIOUS LIQUIDS AND MAY INCLUDE GAUGES. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN. SEE ALSO VALVE, REGULATING, FLUID PRESSURE.]. This item is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1650011629378 does not contain precious metals.
This information was last updated on Aug 01, 2025.