National Stock Number
3040-00-646-9370
National Stock Number (NSN) 3040-00-646-9370, or NIIN 006469370, (shaft,shouldered) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to 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 Jul 01, 2020, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (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) 22914. [A SHAFT HAVING TWO OR MORE DIFFERENT DIAMETERS (GREATER THAN 0.031 INCHES (0.79 MILLIMETER)) ALONG ITS LENGTH. IT MUST HAVE ONE OR MORE OF THE FOLLOWING CONDITIONS: A SPECIFIED SURFACE FINISH DESIGNATION IN THE RANGE 1 TO 125 MICROINCHES (0.025 TO 3.2 MICROMETERS) ARITHMETICAL AVERAGE (AA), MACHINED PERIPHERAL FLAT(S), CIRCULAR GROOVE(S), KEYWAY(S), SPLINES, THREADS, OR HOLES. THE ENDS AND/OR SHOULDERS MAY BE MACHINED TO ACCOMMODATE BEARINGS, COUPLINGS, AND THE LIKE. IT IS NOT DESIGNED FOR USE IN ALIGNING BY FITTING INTO CORRESPONDING HOLES OF ANOTHER ITEM. FOR ITEMS USED TO SUPPORT ROTATING MEMBERS SEE AXLE(1), SHOULDERED. FOR ITEMS NOT HAVING ANY OF THE ABOVE CONDITIONS SEE PIN, SHOULDER, HEADLESS. EXCLUDES:SHAFT(1), STRAIGHT; AND AXLE(1), STRAIGHT.]. 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 3040006469370 does not contain precious metals.
This information was last updated on Jul 01, 2025.