National Stock Number
4820-01-137-4654
National Stock Number (NSN) 4820-01-137-4654, or NIIN 011374654, (tailpiece,valve) was assigned August 27, 1982 in the Federal Logistics Information System (FLIS). NIIN 011374654 was cancelled on April 30, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are 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) 48014. [A REMOVABLE ITEM WITHIN THE VALVE BODY, DESIGNED TO SERVE AS AN END CONNECTION AND PROVIDE ACCESS FOR INSPECTION OR REPLACEMENT OF INTERNAL PARTS. EXCLUDES TAILPIECE, UNION; FITTINGS; AND ADAPTER AS MODIFIED.]. 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 4820011374654 does not contain precious metals.
This information was last updated on Aug 01, 2025.