National Stock Number
3040-01-355-2803
National Stock Number (NSN) 3040-01-355-2803, or NIIN 013552803, (collar,shaft) was assigned March 13, 1992 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 23, 2017, 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 or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 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.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3040013552803 does not contain precious metals.
This information was last updated on May 01, 2025.