National Stock Number
3040-01-682-7475
National Stock Number (NSN) 3040-01-682-7475, or NIIN 016827475, (clamp-bushing assembly,shaft-hub) was assigned August 22, 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 no manufacturer part numbers associated to this NSN. 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 23, 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. The Government does not have adequate data, lacks rights to data, or both, needed to purchase this part from additional sources. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 46824. [A DETACHABLE CLAMPING CONNECTION BETWEEN A SHAFT AND A HUB. THE CONNECTION IS EFFECTED BY FRICTION AND TRANSMITS HIGH TORQUE RATINGS WITHOUT BACKLASH. THE ITEM USUALLY CONSISTS OF A SLOTTED CONICAL INNER AND OUTER RING, CLAMP SCREWS, THRUST COLLAR AND THE LIKE. IT MAY HAVE AN ADJUSTABLE NONPOSITIVE CONNECTION AND IS NOT SUITABLE AS A SLIDING CLUTCH. EXCLUDES:CLUTCH ASSEMBLY, FRICTION; COUPLING, SHAFT, FLEXIBLE; AND COUPLING, SHAFT, RIGID.]. 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 3040016827475 does not contain precious metals.
This information was last updated on Aug 01, 2025.