National Stock Number (NSN) 4820-00-622-5873, or NIIN 006225873, (valve,calibrated flow) was assigned March 1, 1975 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 25, 2008, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 33212. [A VALVE SPECIFICALLY DESIGNED TO AUTOMATICALLY MAINTAIN A PREDETERMINED DISCHARGE FLOW RATE WHICH MAY BE ADJUSTABLE WITHIN A SPECIFIC RANGE. IT IS DESIGNED TO BE USED WITH VARIOUS FLUIDS AND MAY BE PRESET AND/OR ADJUSTABLE. IT MAY BE IN-LINE OR CARTRIDGE (MANIFOLD) DESIGN. EXCLUDES:VALVE, REGULATING, FEED WATER; VALVE, REGULATING, FLUID PRESSURE; VALVE, REGULATING, FUEL OIL; VALVE, REGULATING, OIL PRESSURE, AUTOMATIC PILOT; VAVLE, REGULATING, TEMPERATURE; VALVE, ANGLE; AND VALVE, GLOBE.]. 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 4820006225873 contains an unknown precious metal.
This NSN is associated to Schedule B 8481809015: regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332911: industrial valve manufacturing.
This information was last updated on Aug 01, 2025.