National Stock Number
4730-01-129-4957
National Stock Number (NSN) 4730-01-129-4957, or NIIN 011294957, (wye,true,pipe) was assigned April 7, 1982 in the Federal Logistics Information System (FLIS). NIIN 011294957 was cancelled on March 21, 2002, 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 2 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 2 suppliers. 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) 18311. [A FITTING IN THE FORM OF THE LETTER Y WITH EACH BRANCH USUALLY FIXED AT 45 DEGREES (0.78539 RADIANS) TO THE RUN. IT HAS IDENTICAL FLANGED ENDS.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4730011294957 does not contain precious metals.
This information was last updated on Jul 01, 2025.