National Stock Number
2815-01-554-7035
National Stock Number (NSN) 2815-01-554-7035, or NIIN 015547035, (piston and ring assembly) was assigned August 16, 2007 in the Federal Logistics Information System (FLIS). NIIN 015547035 was cancelled on December 15, 2017, 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 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 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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) 53569. [AN ITEM CONSISTING OF A PISTON, A CYLINDRICAL PIECE WHICH MOVES OR RECIPROCATES IN A CYLINDER UNDER FLUID PRESSURE, AND TWO RING(S, PISTON. IT MAY INCLUDE ADDITIONAL COMPONENTS SUCH AS COLLAR(S), SPRING(S) AND 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 2815015547035 does not contain precious metals.
This information was last updated on Jul 01, 2025.