National Stock Number
4730-01-140-3733
National Stock Number (NSN) 4730-01-140-3733, or NIIN 011403733, (seal,conical,flared tube fitting) has an unknown assigned date. NIIN 011403733 was cancelled on August 8, 1991, 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 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) 32837. [A CYLINDRICAL SOFT METALLIC CRUSH ITEM USED TO SEAL HIGH PRESSURE FLARED TUBE CONNECTIONS. IT IS DESIGNED TO BE INSERTED BETWEEN THE CONICAL SURFACE OF A FLARED TUBE FITTING AND THE INNER SURFACE OF THE FLARED END OF THE CONNECTING TUBE.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4730011403733 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.