National Stock Number (NSN) 4710-01-255-9963, or NIIN 012559963, (tube and fittings,metallic) was assigned May 30, 1987 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4710012116758.
There are 3 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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 25, 2018. There have been 11 contracts issued for this part number, with 13 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE7M418P2261, SPE7M414M4068, SPM7M412M4636, SPM7M412M4636, SPM7M412M4636. The total value of the awarded contracts has been US$ 231,741.96.
This NSN is somewhat common among different platforms, belonging to 3 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. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 52,164. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 03, 2012, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
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 item is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4710012559963 does not contain precious metals.
This information was last updated on Aug 01, 2025.