Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A45-1-2B3N00D found under Switch Rotary by Janco Corporation. The National Stock Number assigned to this part is 5930012503365, 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 A45-1-2B3N00D.