National Stock Number (NSN) 4710-01-520-5623, or NIIN 015205623, (tube,bent,metallic) was assigned May 17, 2004 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
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 one supplier. Today, there are no suppliers 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 Dec 20, 2010. 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: SPM7MC11M1581. The total value of the awarded contracts has been US$ 615.22.
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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 07, 2010, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. 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) 32507. [A BENT HOLLOW ITEM, WELDED OR SEAMLESS. IT HAS A ROUND, SQUARE OR ANY OTHER CROSS SECTION, WITH A CONTINUOUS PERIPHERY. IT IS PRIMARILY DESIGNED TO CONVEY FLUIDS, GASES AND/OR SEMISOLIDS. EXCLUDES:ITEMS OF CIRCULAR CROSS SECTION WHICH CONFORM IN DIMENSIONAL CHARACTERISTICS TO PIPE, METALLIC; ELBOW, PIPE; ELBOW, TUBE; BEND, ELECTRICAL CONDUIT; BEND, PIPE, RETURN; AND BEND, TUBE, RETURN. FOR ITEMS WITH END FITTINGS ON ONE OR BOTH ENDS, SEE TUBE ASSEMBLY, METAL.]. 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 4710015205623 does not contain precious metals.
This information was last updated on Aug 01, 2025.