National Stock Number
2540-01-643-3393
National Stock Number (NSN) 2540-01-643-3393, or NIIN 016433393, (coupler,drawbar,ring) was assigned March 30, 2015 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
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 Mar 31, 2015, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 19449. [AN ITEM HAVING A CIRCULAR SHAPED EYE AT ONE END FOR COUPLING TO THE PINTLE OF A TOWING VEHICLE. IT IS DESIGNED TO BE MOUNTED ON THE DRAWBAR OF A VEHICLE TO BE TOWED. SEE ALSO BOLT, EYE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 2540016433393 does not contain precious metals.
This NSN is associated to Schedule B 8708998175: parts and accessories, for motor vehicles of headings 8701 to 8705, nesoi. The Schedule B End Use is listed as other parts and accessories of vehicles.
This information was last updated on Aug 01, 2025.