National Stock Number
5307-01-255-6623
National Stock Number (NSN) 5307-01-255-6623, or NIIN 012556623, (stud,locked in) was assigned May 23, 1987 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 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, 2 suppliers are listed as Active suppliers 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) 16012. [A HEADLESS FASTENER EXTERNALLY THREADED ON BOTH ENDS WITH EACH THREADED PORTION OF ONE BUT NOT NECESSARILY THE SAME NOMINAL DIAMETER. IT IS DESIGNED TO BE LOCKED IN PLACE BY EITHER A RING, LOCK, SERRATED OR A RING, LOCK, KEYED.]. 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 5307012556623 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.