National Stock Number
5315-01-531-4810
National Stock Number (NSN) 5315-01-531-4810, or NIIN 015314810, (pin,cotter) was assigned July 11, 2005 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 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.
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 Aug 22, 2008, 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) 02381. [A HALF ROUND, CYLINDRICAL, OR FLAT PIECE OF METAL, BENT TO FORM A STRAIGHT OR CRIMPED TWO-PRONGED DEVICE WITH AN EYE AT ONE END, FOR INSERTING IN A HOLE DRILLED AT RIGHT ANGLE TO THE AXIS OF THE STUD, SHAFT, OR LIKE ITEM. ITS ENDS ARE SEPARABLE OR ONE END IS BENT TO HOLD IT IN 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 5315015314810 does not contain precious metals.
This information was last updated on Jul 01, 2025.