National Stock Number
4310-01-650-3321
National Stock Number (NSN) 4310-01-650-3321, or NIIN 016503321, (valve,reed) was assigned November 30, 2015 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 37314. [A METALLIC DEVICE WITH COILED SPRING(S) OR FLEXIBLE FINGER(S) DESIGNED TO FLUCTUATE OFF AND ON A SEALED SURFACE. MAY CONTAIN A SEAT VALVE, VALVE GUARD, SCREWS AND THE LIKE. REPLACES POPPET VALVE IN SMALL COMPRESSORS AND TWO CYCLE ENGINES.]. 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 4310016503321 does not contain precious metals.
This information was last updated on Jul 01, 2025.