National Stock Number
2815-00-838-9963
National Stock Number (NSN) 2815-00-838-9963, or NIIN 008389963, (rotor,engine poppet valve) was assigned December 14, 1966 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 2815009965042, 2805008474475.
There are 6 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2005, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 22200. [A SPRING LOADED METALLIC DEVICE WHICH IS SPECIFICALLY DESIGNED TO ROTATE THE POPPET VALVES OF AN INTERNAL COMBUSTION ENGINE TO PREVENT UNEVEN WEAR AND/OR DISTORTION OF THE VALVE SEATING SURFACE. SEE ALSO SEAT, HELICAL COMPRESSION SPRING.]. 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 2815008389963 contains an unknown precious metal.
This NSN is associated to Schedule B 8409998000: parts for compression-ignition internal combustion piston engines (diesel), nesoi. The Schedule B End Use is listed as industrial engines. NAICS classification category 333618: other engine equipment manufacturing.
This information was last updated on Aug 01, 2025.