National Stock Number
2530-00-521-4981
National Stock Number (NSN) 2530-00-521-4981, or NIIN 005214981, (boot,vehicular components) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 2530012144126, 2530004520357.
There are 25 manufacturer part numbers associated with this NSN. 19 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 25 suppliers. Today, 18 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 9 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 somewhat common among different platforms, belonging to 4 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2005, 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) 50683. [A FLEXIBLE, NONMETALLIC ITEM DESIGNED TO PREVENT ENTRY OF DUST, MOISTURE AND OTHER CONTAMINANTS INTO CRITICAL AREAS AROUND VEHICULAR STEERING AND BRAKE COMPONENTS 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, POWER TRANSMISSION 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 2530005214981 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.