National Stock Number
4730-01-590-8991
National Stock Number (NSN) 4730-01-590-8991, or NIIN 015908991, (adapter,straight,pipe to tube) was assigned December 30, 2010 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those 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. ISO Group has several sources of supply for this NSN.
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.
This NSN is assigned to Item Name Code (INC) 03776. [AN ADAPTER HAVING STANDARD PIPE THREADS ON ONE END OR AN UNTHREADED END DESIGNED TO ACCOMMODATE A PIPE. THE OTHER END HAS MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES) DESIGNED TO ACCOMMODATE A TUBE OR IS UNTHREADED AND DESIGNED TO ACCOMMODATE A TUBE. IT IS DESIGNED TO JOIN A PIPE OR PIPE FITTING TO A TUBE OR TUBE FITTING IN A STRAIGHT LINE.]. 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 4730015908991 does not contain precious metals.
This information was last updated on Jul 01, 2025.