National Stock Number
4820-01-112-4446
National Stock Number (NSN) 4820-01-112-4446, or NIIN 011124446, (valve,check) has an unknown assigned date. NIIN 011124446 was cancelled on September 2, 1991, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4820007676810. 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.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
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 4820011124446 does not contain precious metals.
This information was last updated on Aug 01, 2025.