National Stock Number (NSN) 2520-00-767-5778, or NIIN 007675778, (boot,power transmission componen) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
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 7 suppliers. Today, 6 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Mar 08, 2018. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7L318V4972. The total value of the awarded contracts has been US$ 50.00.
There has been very little 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 12, 2014, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 50684. [A FLEXIBLE, NONMETALLIC ITEM DESIGNED TO PREVENT ENTRY OF DUST, MOISTURE AND OTHER CONTAMINANTS INTO CRITICAL AREAS AROUND VEHICULAR UNIVERSAL JOINTS, PROPELLER SHAFTS, TRANSFER TRANSMISSION ASSEMBILIES, AND THE LIKE. SEALING MAY BE EITHER STATIC OR DYNAMIC. THE ITEM MAY INCLUDE MOUNTING HARDWARE (SUPPORT PLATES, CLAMPS AND THE LIKE). SEE ALSO BOOT, VEHICULAR COMPONENTS. EXCLUDES BOOT, DUST AND MOISTURE SEAL.]. 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 2520007675778 contains an unknown precious metal.
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 Jul 01, 2025.