National Stock Number (NSN) 3040-01-445-5568, or NIIN 014455568, (clamp-bushing assembly,shaft-hub) was assigned June 5, 1997 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 7 contracts issued for this part number, with 7 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE7L225V0918, SPE7L322V9050, SPE7L320V3083, SPE7L316V4572, SPE7L315V7516. The total value of the awarded contracts has been US$ 7,880.49.
This NSN is fairly common among different weapons systems, belonging to 13 different platforms.
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 Apr 26, 2008, 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 annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) 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 3040014455568 does not contain precious metals.
This information was last updated on Aug 01, 2025.