National Stock Number
3040-00-437-5022
National Stock Number (NSN) 3040-00-437-5022, or NIIN 004375022, (connecting link,rigid) was assigned August 29, 1969 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. One 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, 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 fairly common among different weapons systems, belonging to 22 different platforms.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 09, 2014, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 21988. [AN ITEM OF VARIOUS CROSS-SECTIONAL SHAPES WHICH MAY BE OF SOLID OR HOLLOW CONSTRUCTION. IT IS SPECIFICALLY DESIGNED FOR ATTACHMENT TO A LEVER(S) AND/OR CONTROL(S) TO ACTUATE VARIOUS REMOTE MECHANISMS. IT IS ONE OF THE FOLLOWING: (1) A ONE-PIECE ITEM WITH OR WITHOUT EYES AND/OR HOLES IN EACH END WHICH MAY HAVE BUSHINGS OR BEARINGS PRESSED IN THE EYES; (2) A ONE-PIECE ITEM WITH BOTH ENDS PROCESSED FOR TERMINATIONS, EXCLUDING THREADED END(S); (3) A TWO-PIECE CONSTRUCTION TYPE ITEM CONSISTING OF A BODY WITH BOTH ENDS PROCESSED FOR TERMINATIONS AND A SINGLE END ATTACHMENT; OR (4) A THREE-PIECE CONSTRUCTION TYPE ITEM CONSISTING OF A BODY AND TWO END ATTACHMENTS. EXCLUDES INTERNAL COMBUSTION ENGINE TYPE PISTON CONNECTING RODS; DRAG LINK, STEERING; LINK, ANCHOR, BRAKE SHOE; TIE ROD, STEERING; AND TURNBUCKLE. FOR CYLINDRICAL SHAPED EXTERNALLY THREADED ITEMS WITHOUT END ATTACHMENTS, SEE ROD, THREADED END AND STUD (AS MODIFIED).]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 3040004375022 does not contain precious metals.
This NSN is associated to Schedule B 8906900090: vessels, including warships and lifeboats (not row boats), nesoi. The Schedule B End Use is listed as commercial vessels, other. NAICS classification category 336611: ship building and repairing.
This information was last updated on Jul 01, 2025.