National Stock Number
4820-99-526-8901
National Stock Number (NSN) 4820-99-526-8901, or NIIN 995268901, (valve,regulating,fluid pressure) has an unknown assigned date. This NSN replaces 1 stock number, 5998010620768.
There are no manufacturer part numbers associated to 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 4 contracts issued for this part number, with 4 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: SPE7L125V4918, SPE7M124V5387, SPM7M212M4661, SPM7M012V3609. The total value of the awarded contracts has been US$ 1,891.27.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 27565. [A VALVE 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. EXCLUDES:REGULATOR, PRESSURE, MEDICAL GAS ADMINISTRATION APPARATUS; REGULATOR, OXYGEN, BAROMETRIC CONTINUOUS FLOW; REGULATOR, OXYGEN DEMAND; REGULATOR, OXYGEN DILUTER DEMAND; AND VALVE(1), FLUID PRESSURE REGULATING, AIRCRAFT.].
This information was last updated on Feb 02, 2026.