National Stock Number
4820-01-731-5431
National Stock Number (NSN) 4820-01-731-5431, or NIIN 017315431, (head,valve) was assigned July 8, 2025 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 35375. [AN ITEM DESIGNED TO MATE WITH A HYDRAULIC OR PNEUMATIC VALVE BODY. IT MUST HAVE INLET AND/OR OUTLET PORT(S). FOR ITEMS WITHOUT PORTS SEE CAP (1), VALVE.]. 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 4820017315431 does not contain precious metals.
This information was last updated on Aug 01, 2025.