Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MKS3PI-5 found under Relay Assembly by H I Fraser Pty Ltd. The National Stock Number assigned to this part is 5945016715654, 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 MKS3PI-5.