National Stock Number (NSN) 2520-01-105-7531, or NIIN 011057531, (parts kit,universal joint) was assigned January 4, 1981 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2520010751509.
There are 6 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over a year. There have been 27 contracts issued for this part number, with 29 awards given. There is heavy competition for this NSN. The US Government has awarded contracts to 12 different suppliers. The last contract numbers awarded were: SPE7L123F041V, SPE7L123F041V, SPE7L123F041V, SPE7L322V2908, SPE7L221F0151. The total value of the awarded contracts has been US$ 208,012.29.
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 Jun 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 17126. [A PARTS KIT USED FOR THE REPAIR OF A UNIVERSAL JOINT. IT CONSISTS OF BEARINGS AND OTHER RELATED COMPONENTS SUCH AS SEALS, LOCK PLATES, SNAP RINGS, AND CAP SCREWS. IT MAY INCLUDE A SPIDER.]. 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 2520011057531 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 May 01, 2025.