National Stock Number
3010-21-910-1939
National Stock Number (NSN) 3010-21-910-1939, or NIIN 219101939, (coupling,shaft,rigid) has an unknown assigned date. This NSN replaces 1 stock number, 3010011549959.
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, with the most recent procurement date of Mar 22, 2016. There have been 14 contracts issued for this part number, with 14 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE7L316M4220, SPE7L316M0470, SPE7L316M0470, SPE7L315VC206, SPE7L315V6622. The total value of the awarded contracts has been US$ 242,966.18.
This NSN is somewhat common among different platforms, belonging to 6 different weapons systems.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 13742. [A DEVICE FOR CONNECTING THE ENDS OF TWO SHAFTS TO PRODUCE IN EFFECT, ONE PIECE OF RIGID SHAFTING SO THAT THE ROTARY MOTION OF ONE SHAFT IS TRANSMITTED TO THE OTHER SHAFT. COUPLINGS OF THE SLEEVE TYPE MUST HAVE AN OVER-ALL LENGTH EXCEEDING THE OUTSIDE DIAMETER, OR MUST HAVE AN INTERNAL SPLINE.].
This information was last updated on Aug 13, 2025.