National Stock Number
4820-01-188-8264
National Stock Number (NSN) 4820-01-188-8264, or NIIN 011888264, (cock,drain) has an unknown assigned date. NIIN 011888264 was cancelled on March 2, 1991, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 3510012973860. 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) 16988. [AN ITEM WITH ONE MOUNTING END AND ONE FREE FLOWING END WITH A METAL TO METAL VALVE CLOSURE. IT IS DESIGNED TO DRAIN FLUIDS FROM RADIATORS, BOILERS, AND SIMILAR ITEMS.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820011888264 does not contain precious metals.
This information was last updated on Aug 01, 2025.