National Stock Number
3040-00-393-4527
National Stock Number (NSN) 3040-00-393-4527, or NIIN 003934527, (collar,shaft) was assigned January 1, 1963 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. One of those 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 not been procured by the US Government in over 5 years, with the most recent procurement date of Aug 12, 2019. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7L319P7665. The total value of the awarded contracts has been US$ 108.00.
This NSN is somewhat common among different platforms, belonging to 7 different weapons systems.
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 Dec 09, 2014, 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 data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 13743. [AN ITEM DESIGNED TO BE MOUNTED AROUND A SHAFT TO LIMIT AXIAL MOVEMENT OF THE SHAFT AND/OR ITS ASSEMBLED PARTS. IT IS SECURED DIRECTLY TO THE SHAFT BY USE OF A SETSCREW(S), PIN(S), OR THE LIKE, WHICH MAY BE A PART OF THE ITEM OF SUPPLY. A PILOT HOLE DRILLED IN OR THROUGH THE WALL(S) FOR DRILLING AND PINNING AT APPLICATION MAY BE CONSIDERED A METHOD OF SECURING. SOLID ITEMS HAVE A BEARING SURFACE ON ONE OR BOTH END(S) PERPENDICULAR TO THE AXIS. FOR ITEMS DESIGNED TO BE MOUNTED AROUND THE EXTENDED HUB PORTION OF A MOUNTED ITEM ON A SHAFT OR CLAMP AROUND A SHAFT, SEE CLAMP, HUB. SEE ALSO BEARING, SLEEVE; BUSHING, SLEEVE; SPACER, SLEEVE; 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 3040003934527 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.