National Stock Number
4710-01-151-3657
National Stock Number (NSN) 4710-01-151-3657, or NIIN 011513657, (tube,bent,metallic) was assigned April 16, 1983 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 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.
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 Apr 25, 2008, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) 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 4710011513657 does not contain precious metals.
This information was last updated on Jul 01, 2025.