National Stock Number
4730-00-872-9420
National Stock Number (NSN) 4730-00-872-9420, or NIIN 008729420, (union,rupture disc) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). NIIN 008729420 was cancelled on June 26, 2002, 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 2 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, 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) 77777. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4730008729420 does not contain precious metals.
This information was last updated on Aug 01, 2025.