National Stock Number
3040-01-594-5231
National Stock Number (NSN) 3040-01-594-5231, or NIIN 015945231, (ring,rod,piston) was assigned April 25, 2011 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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, 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) 39704. [A CIRCULAR, SINGLE OR MULTIPIECE ITEM, METALLIC OR NONMETALLIC IN COMPOSITION. DESIGNED FOR SEALING, WIPING AND/OR SUPPORTING A ROD, PISTON. IT MAY HAVE DIFFERENT SECTIONAL SHAPES.]. 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 3040015945231 does not contain precious metals.
This NSN is associated to Schedule B 8409100080: parts for spark-ignition or compression-ignition internal combustion piston engines for use in aircraft except civil. The Schedule B End Use is listed as engines and turbines for military aircraft. NAICS classification category 336412: aircraft engine and engine parts manufacturing.
This information was last updated on Jul 01, 2025.