Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KS-25609 PC 3 found under Ring Retaining by Bae Systems Information And Electronic Systems Integration I Dba Es Marine Syste. The National Stock Number assigned to this part is 5325014373833, and the Federal Supply Class is 5325 Fastening Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like KS-25609 PC 3.