National Stock Number
4310-01-247-1823
National Stock Number (NSN) 4310-01-247-1823, or NIIN 012471823, (piston ring expand) has an unknown assigned date. NIIN 012471823 was cancelled on January 22, 2000, 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) 77777. This item has critical features such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4310012471823 does not contain precious metals.
This information was last updated on Aug 01, 2025.