National Stock Number
4730-00-656-8737
National Stock Number (NSN) 4730-00-656-8737, or NIIN 006568737, (elbow,tube to hose) was assigned January 1, 1963 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 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 assigned to Item Name Code (INC) 03772. [A FITTING THAT FORMS AN ANGLE OF LESS THAN 180 DEGREES (3.141 RADIANS) FROM A STRAIGHT FLOW. ONE CONNECTING 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, 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 MAY HAVE SIDE OR HEEL INLET(S). SEE ALSO ELBOW, HOSE; CONNECTOR, MULTIPLE, FLUID PRESSURE LINE; AND ELBOW, SWIVEL FLANGE TO HOSE.]. 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 4730006568737 contains an unknown precious metal.
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 Aug 01, 2025.