National Stock Number
4730-00-583-5751
National Stock Number (NSN) 4730-00-583-5751, or NIIN 005835751, (seal,conical,flared tube fitting) was assigned December 19, 1974 in the Federal Logistics Information System (FLIS). NIIN 005835751 was cancelled on January 2, 2002, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4730004853732. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. 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) 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.]. 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 4730005835751 does not contain precious metals.
This information was last updated on Aug 01, 2025.