National Stock Number
4730-00-166-2028
National Stock Number (NSN) 4730-00-166-2028, or NIIN 001662028, (bend,tube,return) was assigned November 12, 1971 in the Federal Logistics Information System (FLIS). NIIN 001662028 was cancelled on July 2, 2001, 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 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 assigned to Item Name Code (INC) 03791. [A FITTING DESIGNED TO JOIN A TUBE IN A PARALLEL POSITION TO ANOTHER TUBE FOR REVERSING THE FLOW OF GAS, STEAM, AIR, OR LIQUIDS.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4730001662028 does not contain precious metals.
This information was last updated on Aug 01, 2025.