National Stock Number
4710-99-665-6666
National Stock Number (NSN) 4710-99-665-6666, or NIIN 996656666, (tube and fittings,metallic) has an unknown assigned date. This NSN replaces 1 stock number, 4710993384564.
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 one supplier. Today, one supplier is listed as an Active supplier 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 Sep 14, 2013. 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: SPM40004D9416. The total value of the awarded contracts has been US$ 26,596.50.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been very little 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) 36987. [AN ITEM CONSISTING OF METAL TUBE, STRAIGHT OR PREBENT, WITH PERMANENTLY ATTACHED FITTINGS (BRAZED OR WELDED) ON ONE OR BOTH ENDS. IT IS PRIMARILY DESIGNED TO CONVEY FLUIDS, GASES, AND/OR SEMISOLIDS. FOR ITEMS WITH DETACHABLE END FITTINGS, SEE TUBE ASSEMBLY, METAL.].
This information was last updated on Aug 20, 2025.