National Stock Number
4730-00-451-2715
National Stock Number (NSN) 4730-00-451-2715, or NIIN 004512715, (union,tube) was assigned May 21, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4730006138572.
There are 11 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 11 suppliers. Today, 10 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has a strong supply network for this NSN, with 19 sources of supply.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Sep 19, 2013. 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: SPE7M413M1112, SPM7M312M0192, SPM7M312M0192, SPM7M312M0192. The total value of the awarded contracts has been US$ 3,785.34.
This NSN is fairly common among different weapons systems, belonging to 22 different platforms.
There has been a small amount of 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 01, 2020, 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) 03788. [A STRAIGHT TUBE FITTING CAPABLE OF BEING TAKEN APART AND REASSEMBLED. IT PERMITS DISCONNECTION AND CONNECTION OF TUBING OR TUBE FITTINGS WITHOUT DISTURBING THE END CONNECTIONS OR THE REST OF THE LINE.]. 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 4730004512715 does not contain precious metals.
This NSN is associated to Schedule B 7609000000: aluminum tube or pipe fittings (couplings,elbows sleeves). The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332919: other metal valve and pipe fitting manufacturing.
This information was last updated on May 01, 2025.