National Stock Number
4730-99-957-9830
National Stock Number (NSN) 4730-99-957-9830, or NIIN 999579830, (adapter,straight,flange to pipe) has an unknown assigned date. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Nov 26, 2013. 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: SPE7M414M0913. The total value of the awarded contracts has been US$ 14,022.00.
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.
This NSN is assigned to Item Name Code (INC) 29656. [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 STANDARD PIPE THREADS OR IS UNTHREADED AND DESIGNED TO ACCOMMODATE A PIPE. IT IS DESIGNED TO JOIN A FLANGE OR FLANGE FITTING TO A PIPE OR PIPE FITTING IN A STRAIGHT LINE.].
This information was last updated on Jan 28, 2026.