National Stock Number
4730-00-255-0560
National Stock Number (NSN) 4730-00-255-0560, or NIIN 002550560, (flange,pipe,swivel retaining) was assigned June 20, 1973 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 4730010753502, 4730000146739.
There are 12 manufacturer part numbers associated with this NSN. 8 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 3 suppliers are listed as Active suppliers 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 Apr 19, 2012. 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: SPM7M312M4144. The total value of the awarded contracts has been US$ 1,630.96.
This NSN is somewhat common among different platforms, belonging to 9 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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is controlled by QPL procedures. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 03799. [AN ITEM HAVING AN UNTHREADED HOLE WITH A RECESSED SHOULDER FOR THE PURPOSE OF RETAINING A SWIVEL TYPE PIPE, TUBE, OR HOSE FITTING. THE FACE MAY BE SMOOTH, GROOVED, OR SERRATED AND MAY BE DRILLED FOR CONNECTING BOLTS OR STUDS. EXCLUDES:ADAPTER (AS MODIFIED).]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 4730002550560 contains an unknown precious metal.
This NSN is associated to Schedule B 7307912000: flanges of iron or nonalloy steel. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 332919: other metal valve and pipe fitting manufacturing.
This information was last updated on May 01, 2025.