National Stock Number
4820-01-123-2415
National Stock Number (NSN) 4820-01-123-2415, or NIIN 011232415, (valve,angle) was assigned December 9, 1981 in the Federal Logistics Information System (FLIS). NIIN 011232415 was cancelled on October 20, 2017, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4820014917505. This NSN replaces 1 stock number, 4820009162937.
There are no manufacturer part numbers associated to this NSN. 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 04, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) 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) 05483. [A VALVE WITH ONE INLET AND ONE OUTLET CONNECTION WITH OUTLET FLOW AT AN ANGLE TO INLET FLOW. THE FLOW IS CONTROLLED BY THE ACTION OF A STEM WHICH LIFTS DISKS PERPENDICULARLY OFF THE CENTER AXIS OF ITS SEAT. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN. EXCLUDES:VALVE (1), Y; VALVE, STOP-CHECK; AND COCK, SHUTOFF, SCREW STEM.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820011232415 does not contain precious metals.
This information was last updated on Aug 01, 2025.