Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 350 0031 030 found under Relay Solid State by Honeywell Aerospace. The National Stock Number assigned to this part is 5945011570686, 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 350 0031 030.