National Stock Number
4310-00-343-6405
National Stock Number (NSN) 4310-00-343-6405, or NIIN 003436405, (pin,piston) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4320009710447.
There are 4 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that 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 unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2005, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 16414. [A CYLINDRICALLY-SHAPED METAL ITEM, USUALLY TUBULAR, DESIGNED TO FORM A PIVOTING CONNECTION BETWEEN THE PISTON AND CONNECTING ROD OF AN INTERNAL COMBUSTION ENGINE, COMPRESSOR AND LIKE ITEMS. MAY INCLUDE OIL SEALING OR PIN RETAINING PLUGS. EXCLUDES:BUSHING, SLEEVE; PIN, GROOVED, HEADLESS; PIN, STRAIGHT, HEADLESS; AND PIN, HOLLOW.]. 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 4310003436405 contains an unknown precious metal.
This NSN is associated to Schedule B 8414902095: parts nesoi, of compressors other than refrigerating and air conditioning compressors. The Schedule B End Use is listed as industrial engines. NAICS classification category 333912: air and gas compressor manufacturing.
This information was last updated on Jul 01, 2025.