National Stock Number
2540-01-577-4133
National Stock Number (NSN) 2540-01-577-4133, or NIIN 015774133, (hook,tow) was assigned September 3, 2009 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 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) 20165. [A METAL HOOK-SHAPED ITEM, SPECIFICALLY DESIGNED TO BE MOUNTED ON A VEHICLE TO FACILITATE ATTACHMENT OF A CHAIN, ROPE, AND/OR CABLE FOR TOWING PURPOSES. SEE ALSO HOOK, PINTLE AND PINTLE ASSEMBLY, TOWING.]. 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 2540015774133 does not contain precious metals.
This NSN is associated to Schedule B 8302300000: other mountings, fittings and similar articles (except hinges) suitable for motor vehicles; and parts thereof, all of base metal. The Schedule B End Use is listed as other parts and accessories of vehicles. NAICS classification category 332510: hardware manufacturing.
This information was last updated on Jul 01, 2025.