National Stock Number
4920-00-596-6261
National Stock Number (NSN) 4920-00-596-6261, or NIIN 005966261, (grinding machine,valve seat,electric) has an unknown assigned date. NIIN 005966261 was cancelled on May 19, 1997, 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) 21423. [A MOTOR DRIVEN GRINDING MACHINE THAT UTILIZES AN ABRASIVE WHEEL, DESIGNED FOR PRECISION GRINDING AND REFINISHING OF INTERNAL COMBUSTION ENGINE VALVE SEATS. IT CONSISTS ESSENTIALLY OF A BASE, UPRIGHT AND GRINDING SUPPORTS, WORK HOLDER, ELECTRIC MOTOR(S), SPINDLE(S), GRINDING HEAD(S), GAGE(S), AND ANY NECESSARY ACCESSORIES SUCH AS DIAMOND DRESSERS AND ABRASIVE WHEEL SETS. IT USUALLY HAS A COOLANT SYSTEM FOR WET GRINDING AND IT MAY BE PORTABLE (DISASSEMBLED IN CONTAINER BASE) FOR EASE OF TRANSPORTATION. EXCLUDES:GRINDING KIT, VALVE SEAT, ELECTRIC.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4920005966261 contains an unknown precious metal.
This information was last updated on Apr 01, 2025.