National Stock Number
4730-00-142-1897
National Stock Number (NSN) 4730-00-142-1897, or NIIN 001421897, (tee,pipe to tube 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, 2840004391719.
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, 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) 03808. [A FITTING HAVING THREE CONNECTIONS WITH THE BRANCH CONNECTION FIXED AT 90 DEGREES (1.5705 RADIANS) TO THE RUN. THE PIPE CONNECTION HAS STANDARD PIPE THREADS, OR IS UNTHREADED AND DESIGNED TO ACCOMMODATE A PIPE. THE TUBE CONNECTION 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 HOSE CONNECTION 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 INLET(S). IT IS USED AS A JUNCTION AT THE INTERSECTION OF PIPE OR PIPE FITTING, TUBE OR TUBE FITTING, AND HOSE OR HOSE FITTING.]. 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 4730001421897 contains an unknown precious metal.
This NSN is associated to Schedule B 8104900000: magnesium, wrought. 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.