National Stock Number
4730-00-256-2291
National Stock Number (NSN) 4730-00-256-2291, or NIIN 002562291, (cross,boss) 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 are no manufacturer part numbers associated to 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.
This NSN is assigned to Item Name Code (INC) 22702. [A FITTING HAVING FOUR BRANCHES IN THE SAME PLANE WHOSE AXES FORM RIGHT ANGLES. THE BOSS CONNECTIONS FOR ITEMS SUCH AS TANKS, HOUSINGS, VALVE FITTINGS, AND THE LIKE, HAVE INTERNAL OR EXTERNAL MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES) AND ARE DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE TO FORM A SEAL AT THE BOSS. IT MAY HAVE SIDE INLET(S). EXCLUDES:CROSS, TUBE.]. 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 4730002562291 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 Nov 01, 2024.