Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3600-3378 found under Controlrotary Switch by Cole Instrument Co. The National Stock Number assigned to this part is 5930016876852, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3600-3378.