National Stock Number
2805-01-250-7855
National Stock Number (NSN) 2805-01-250-7855, or NIIN 012507855, (ring set,piston) was assigned March 7, 1987 in the Federal Logistics Information System (FLIS). NIIN 012507855 was cancelled on February 2, 2011, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 2815011510123. This NSN replaces 1 stock number, 2815012552205.
There are 7 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, 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.
This NSN is assigned to Item Name Code (INC) 16116. [TWO OR MORE COMPLETE RING, PISTON GROUPED FOR A SINGLE PISTON OR FOR ALL PISTONS OF AN INTERNAL COMBUSTION ENGINE, AIR COMPRESSOR, OR THE LIKE.]. 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 2805012507855 does not contain precious metals.
This information was last updated on Jul 01, 2025.