Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3RH2122-1AQ00 found under Relay Electromagnetic by Siemens Industry Inc. The National Stock Number assigned to this part is 5945012958447, 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 3RH2122-1AQ00.