National Stock Number (NSN) 3460-01-617-1821, or NIIN 016171821, (collet,machine) was assigned March 14, 2013 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Oct 29, 2013. There have been 2 contracts issued for this part number, with 2 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE8E514M0182, SPM8E513M7123, SPM8E513M7123. The total value of the awarded contracts has been US$ 84.36.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
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 Mar 15, 2013, this NSN's acquisition method was noted as: Acquire, for the first time, directly from the actual manufacturer rather than the prime contractor who is not the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 05102. [A WORK HOLDING DEVICE CONSISTING OF A LONGITUDINALLY SLOTTED SLEEVE WHICH HAS A TAPERING OR CONICAL END DESIGNED TO FIT INTO A CORRESPONDING TAPER OF A CHUCK SO THAT THE LENGTHWISE MOVEMENT OF THE SLEEVE CAUSES A CONTRACTION OR EXPANSION OF THE GRIPPING SURFACES. THE GRIPPING OR HOLDING TENSION IS ACTUATED BY A BACKWARD PULL (DRAW IN) OR BY A FORWARD PUSH (FORCE IN). USED ON LATHES, MILLING MACHINES, SCREW MACHINES AND THE LIKE. EXCLUDES:SOCKET, STRAIGHT SHANK TOOL AND SOCKET, TAPER SHANK TOOL.]. 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 3460016171821 does not contain precious metals.
This NSN is associated to Schedule B 8466933050: parts and accessories of metalworking machine tools for cutting, grinding or finishing gears. The Schedule B End Use is listed as metalworking machine tools.
This information was last updated on Aug 01, 2025.