Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number T9AP5D52-12 found under Relay Electromagnetic by Philips E C G Inc. The National Stock Number assigned to this part is 5945014151796, 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 T9AP5D52-12.