National Stock Number (NSN) 2520-00-450-7511, or NIIN 004507511, (yoke,universal joint,vehicular) was assigned December 17, 1969 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, with the most recent procurement date of Oct 17, 2019. There have been 8 contracts issued for this part number, with 7 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE7L320P0465, SPE7L318P8186, SPE7L318V9066, SPM7L313M2881, SPM7L312M4860. The total value of the awarded contracts has been US$ 121,917.81.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 04, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 52120. [A COMPONENT OF A UNIVERSAL JOINT DESIGNED FOR VEHICULAR APPLICATIONS. CONSISTS OF A FORK-LIKE DEVICE TO ACCOMMODATE THE SPIDER AND BEARINGS OF A UNIVERSAL JOINT BY VARIOUS ATTACHING METHODS. THE OPPOSITE END MUST HAVE EITHER A FLANGE, HUB, OR SPLINED STUB SHAFT WHICH IS DESIGNED TO BE ATTACHED TO A DRIVING OR DRIVEN MEMBER. FOR ITEMS WITH A SHAFT, THE LENGTH OF THE PLAIN PORTION MUST NOT EXCEED THE LENGTH OF THE SPLINES.]. 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 2520004507511 does not contain precious metals.
This NSN is associated to Schedule B 8483909500: parts, nesoi, of bearing housings & plain shaft bearings, housed bearings, clutches, universal joints, flywheels and transmission shafts. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333613: mechanical power transmission equipment manufacturing.
This information was last updated on Aug 01, 2025.