National Stock Number
5307-12-331-3321
National Stock Number (NSN) 5307-12-331-3321, or NIIN 123313321, (stud,plain) has an unknown assigned date. 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, with the most recent procurement date of Oct 23, 2009. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM7L110MB575. The total value of the awarded contracts has been US$ 511.75.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
This NSN is assigned to Item Name Code (INC) 15948. [A HEADLESS FASTENER NOT EXCEEDING 12 INCHES (304.8 MM) IN LENGTH, THREADED EXTERNALLY ON BOTH ENDS WITH THREADS OF THE SAME NOMINAL DIAMETER. THE MAXIMUM DIAMETER OF THE UNTHREADED PORTION MUST NOT BE GREATER THAN THE NOMINAL THREAD DIAMETER PLUS 0.020 INCHES (0.508 MM). THE UNTHREADED PORTION MUST BE WITHOUT LOCKING OR WRENCHING PROVISIONS. IT MAY BE THREAD RELIEVED. SEE ALSO ROD, THREADED END AND ROD, CONTINUOUS THREAD.].
This information was last updated on Aug 08, 2025.