National Stock Number
4730-00-626-0304
National Stock Number (NSN) 4730-00-626-0304, or NIIN 006260304, (sleeve,flared,tube fitting) has an unknown assigned date. NIIN 006260304 was cancelled on September 5, 1991, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4730010411560. 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) 18027. [A FLANGED CYLINDRICAL METALLIC ITEM DESIGNED TO BE USED ON TUBING TO BACK UP THE FLARED END AND TO PROVIDE A BEARING SURFACE FOR THE COUPLING NUT, THEREBY REDUCING WEAR ON THE TUBING FLARE. THE INSIDE DIAMETER OF THE FLANGED END IS COUNTERSUNK TO FORM A SEAT FOR THE FLARE WHEN ASSEMBLED TO A MATING FITTING.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4730006260304 does not contain precious metals.
This information was last updated on Aug 01, 2025.