National Stock Number
4730-01-229-1297
National Stock Number (NSN) 4730-01-229-1297, or NIIN 012291297, (adapter,straight,flange to boss) was assigned March 26, 1986 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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 Mar 22, 2010. There have been 5 contracts issued for this part number, with 5 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPM4A510V0907, SPM4A510V0907, SPM4A509V2349, SPM4A009M2870, SPM4A009M2509. The total value of the awarded contracts has been US$ 11,438.04.
This NSN is unique to one weapons system.
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 26, 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) 29653. [AN ADAPTER HAVING A FLANGE CONNECTION ON ONE END DESIGNED TO CONNECT WITH ANOTHER FLANGE CONNECTION OR A COMPRESSION TYPE MOUNTING PAD. THE OTHER END HAS EXTERNAL OR INTERNAL MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES) AND IS DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE TO FORM A SEAL AT THE BOSS. IT IS DESIGNED TO JOIN A FLANGE OR FLANGE FITTING TO BOSS OR BOSS FITTING IN A STRAIGHT LINE ON ITEMS SUCH AS TANKS, HOUSINGS, VALVE FITTINGS, AND THE LIKE.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4730012291297 does not contain precious metals.
This information was last updated on Jul 01, 2025.