National Stock Number
4920-01-226-0581
National Stock Number (NSN) 4920-01-226-0581, or NIIN 012260581, (block assy,boresigh) has an unknown assigned date. NIIN 012260581 was cancelled on July 2, 1994, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. 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) 77777. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4920012260581 contains an unknown precious metal.
This information was last updated on May 01, 2025.