National Stock Number
4710-01-570-3703
National Stock Number (NSN) 4710-01-570-3703, or NIIN 015703703, (tube assembly,metal) was assigned December 24, 2008 in the Federal Logistics Information System (FLIS). NIIN 015703703 was cancelled on August 2, 2012, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4710015665787. This NSN does not replace any other NSNs.
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, only one supplier is 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 Apr 21, 2010. There have been 2 contracts issued for this part number, with 2 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM7L310M6062, SPM7M110M0320. The total value of the awarded contracts has been US$ 120.90.
This NSN is unique to one weapons system.
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) 21989. [A LENGTH OF TUBING, STRAIGHT, OR PREBENT TO A PREDETERMINED ANGLE, WITH ADDED COMPONENT(S) THAT FORMS AN END CONNECTION ON ONE OR BOTH ENDS. FOR FLEXIBLE TUBE ASSEMBLIES, SEE HOSE ASSEMBLY (AS MODIFIED). FOR ITEMS HAVING PERFORATIONS IN THE TUBING OR ATTACHMENTS, SEE TUBE ASSEMBLY, FIRE EXTINGUISHING SYSTEM. EXCLUDES:ITEMS HAVING INTEGRAL PREFORMED OR PLAIN ENDS, TUBE, BENT (AS MODIFIED), AND ITEMS WHICH ARE BRANCHED OR FORKED.]. 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 4710015703703 does not contain precious metals.
This information was last updated on Jul 01, 2025.