National Stock Number
4730-01-661-7194
National Stock Number (NSN) 4730-01-661-7194, or NIIN 016617194, (wye,true,pipe) was assigned March 14, 2017 in the Federal Logistics Information System (FLIS). NIIN 016617194 was cancelled on June 2, 2017, with a cancelled status of "Item is Cancelled WITHOUT Replacement." 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 2 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 14, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
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.]. 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 4730016617194 does not contain precious metals.
This information was last updated on Jul 01, 2025.