National Stock Number
4730-00-257-4477
National Stock Number (NSN) 4730-00-257-4477, or NIIN 002574477, (elbow,hose to boss) was assigned June 22, 1973 in the Federal Logistics Information System (FLIS). NIIN 002574477 was cancelled on May 8, 2012, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers 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, there are no suppliers that 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) 22677. [A FITTING THAT FORMS AN ANGLE OF LESS THAN 180 DEGREES (3.141 RADIANS) FROM THE STRAIGHT FLOW. ONE CONNECTING END MUST HAVE EITHER 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. THE OTHER CONNECTING 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 HOSE OR HOSE FITTING TO A BOSS OR BOSS FITTING ON ITEMS SUCH AS TANKS, HOUSINGS, VALVE FITTINGS, AND THE LIKE. IT MAY HAVE SIDE AND/OR HEEL INLET(S). SEE ALSO ELBOW, HOSE; AND ELBOW, TUBE TO HOSE. EXCLUDES:ELBOW, PIPE TO HOSE AND ITEMS HAVING FLANGE ENDS.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4730002574477 does not contain precious metals.
This information was last updated on Apr 01, 2024.