National Stock Number
4610-01-312-1946
National Stock Number (NSN) 4610-01-312-1946, or NIIN 013121946, (bypass header assembly) was assigned December 12, 1989 in the Federal Logistics Information System (FLIS). NIIN 013121946 was cancelled on June 2, 2002, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4610012699618. This NSN replaces 1 stock number, 4610013481559.
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) 77777. 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 4610013121946 does not contain precious metals.
This information was last updated on Jun 01, 2025.