National Stock Number
4820-01-185-2286
National Stock Number (NSN) 4820-01-185-2286, or NIIN 011852286, (valve,check) was assigned July 26, 1984 in the Federal Logistics Information System (FLIS). NIIN 011852286 was cancelled on November 2, 1994, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4820010227946. 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) 05487. [A VALVE PERMITTING FLOW IN ONE DIRECTION ONLY. IT DOES NOT HAVE A STEM, EXCEPT WHEN EQUIPPED WITH A LEVER AND WEIGHT AND HAS NO PRESSURE ADJUSTMENT. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820011852286 does not contain precious metals.
This information was last updated on May 01, 2025.