National Stock Number
4730-00-289-0346
National Stock Number (NSN) 4730-00-289-0346, or NIIN 002890346, (adapter,straight,pipe to hose) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4730002776853.
There are 5 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 12, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government's rights to use data in its possession is questionable. (NOTE: This code is only applicable to parts under immediate buy requirements and only as long as rights to data are still under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 03775. [AN ADAPTER HAVING STANDARD PIPE THREADS ON ONE END OR AN UNTHREADED END DESIGNED TO ACCOMMODATE A PIPE. THE OTHER END HAS STANDARD HOSE THREADS, AN INCOMPLETE PART OF A THREADED END CONNECTION THAT GRIPS THE HOSE DIRECTLY, OR IS UNTHREADED AND DESIGNED TO ACCOMMODATE A HOSE. IT IS DESIGNED TO JOIN A PIPE OR PIPE FITTING TO A HOSE OR HOSE 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 4730002890346 contains an unknown precious metal.
This NSN is associated to Schedule B 7907002000: zinc tubes, pipes and tube or pipe fittings. The Schedule B End Use is listed as finished metal shapes. NAICS classification category 331491: nonferrous metal (except copper and aluminum) rolling, drawing, and extruding.
This information was last updated on Aug 01, 2025.