National Stock Number
1290-01-646-2323
National Stock Number (NSN) 1290-01-646-2323, or NIIN 016462323, (adapter,sight unit) was assigned July 15, 2015 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number 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, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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) 42579. [AN ADAPTER DESIGNED TO FACILITATE THE ATTACHMENT OF THE SIGHTUNIT TO THE BIPOD ASSEMBLY OF A MORTAR. MAY BE FLANGED AND INCLUDE MOUNTING FACILITIES, SUCH AS THREADED/UNTHREADED HOLES TO ALLOW FOR USE OF SETSCREWS, PINS, AND THE LIKE. EXCLUDES:MOUNT, SIGHT.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1290016462323 does not contain precious metals.
This NSN is associated to Schedule B 9803200000: military equipments not identified by kind. The Schedule B End Use is listed as military apparel and footwear.
This information was last updated on Jul 01, 2025.