National Stock Number
5365-00-281-3146
National Stock Number (NSN) 5365-00-281-3146, or NIIN 002813146, (ring,lock,serrated) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2915004491290.
There are 4 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is somewhat common among different platforms, belonging to 10 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 Apr 12, 2012, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) 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) 16013. [A LOCKING DEVICE WHICH IS SERRATED ON THE INSIDE AND OUTSIDE DIAMETERS. IT MAY HAVE OUTER SERRATIONS OMITTED ON ONE OR TWO SIDES FOR CLOSE EDGE INSTALLATION. THE INNER SERRATIONS ENGAGE THE MATING SERRATIONS OF BOLTS, INSERTS, NUTS, STUDS OR SIMILAR ITEMS TO BE LOCKED IN PLACE. THE OUTER SERRATIONS BROACH THEIR WAY INTO PARENT MATERIAL WHEN DRIVEN OR PRESSED INTO PLACE.]. 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 5365002813146 does not contain precious metals.
This information was last updated on Aug 01, 2025.