Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 70373 found under Relay Solid State by M D Holdings Llc. The National Stock Number assigned to this part is 5945013981870, 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 70373.