Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 29 66 17 1 found under Relay Solid State by Phoenix Contact Pty Ltd. The National Stock Number assigned to this part is 5945014841090, and the Federal Supply Class is 5945 Relays And Solenoids. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 29 66 17 1.