National Stock Number
4820-01-289-3443
National Stock Number (NSN) 4820-01-289-3443, or NIIN 012893443, (valve,globe) was assigned November 22, 1988 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. One 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, 2 suppliers are 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.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 26, 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) 05485. [A VALVE WITH ONE INLET AND ONE OUTLET CONNECTION WITH OUTLET FLOW PARALLEL TO INLET FLOW. THE FLOW IS CONTROLLED BY THE ACTION OF A STEM WHICH LIFTS THE DISK PERPENDICULARLY OFF THE CENTER AXIS OF ITS SEAT. THE STEM IS AT A 90 DEGREE (1.5708 RADIANS) ANGLE TO AXIS OF FLOW. EXCLUDES:VALVE, STOP-CHECK; COCK, SHUTOFF, SCREW STEM; AND VALVE, SOLENOID.]. 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 4820012893443 does not contain precious metals.
This information was last updated on Aug 01, 2025.