National Stock Number
3040-01-683-8674
National Stock Number (NSN) 3040-01-683-8674, or NIIN 016838674, (boot,power transmission componen) was assigned October 10, 2019 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. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 11, 2019, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. 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 data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3040016838674 does not contain precious metals.
This information was last updated on Aug 01, 2025.