National Stock Number
4910-00-554-0630
National Stock Number (NSN) 4910-00-554-0630, or NIIN 005540630, (grinding machine,valve face) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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, there are no suppliers 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) 08490. [A GRINDING MACHINE DESIGNED TO REFACE INTERNAL COMBUSTION ENGINE VALVES. IT MAY BE EQUIPPED TO PERFORM OTHER RELATED OPERATIONS SUCH AS GRINDING VALVE ENDS, TAPPETS, AND ROCKER ARMS.]. 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 4910005540630 does not contain precious metals.
This NSN is associated to Schedule B 8479899860: automotive maintenance machines, nesoi. The Schedule B End Use is listed as photo, service industry machinery.
This information was last updated on Aug 01, 2025.