National Stock Number (NSN) 4820-00-445-4375, or NIIN 004454375, (valve,gate) was assigned January 4, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 4 stock numbers: 4820012589352, 4820011238563, 4820011131745, 4820011411335.
There are 10 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Nov 06, 2018. There have been 4 contracts issued for this part number, with 4 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7MC19P0843, SPE7MC19P0843, SPE7MC18P0712, SPE7MC17P3803, SPM7M210M5332. The total value of the awarded contracts has been US$ 53,319.32.
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. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 29,969. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 02, 2004, 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) 05482. [A VALVE HAVING A FLAT OR TAPERED DISK (GATE) WHICH MOVES TRANSVERSELY TO THE AXIS OF FLOW BY ROTATING OR SLIDING MOVEMENTS OF THE STEM TO OPEN OR CLOSE THE ORIFICE. IT MAY ALSO CONTAIN AN OVAL OR RECTANGULAR SHAPED SLIDE WHICH MAY BE MANUALLY, MOTOR, OR PRESSURE OPERATED THROUGH THE MEANS OF AN ARM OR ARM ASSEMBLY. THE BODY FLANGE MAY BE DESIGNED TO ACCOMMODATE TUBE TYPE CONNECTORS. IT MAY OR MAY NOT CONTAIN THERMAL RELIEF FEATURES. INCLUDES VALVE (GATE) SPECIFICALLY DESIGNED FOR THE CONTROL OF FLUID SYSTEMS IN AIRCRAFT OR MISSILES.]. 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 4820004454375 does not contain precious metals.
This NSN is associated to Schedule B 8481803055: gate type taps, cocks and valves of steel, hand operated. 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.