Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 506B86 found under Relay Electromagnet by North American Philips Corp. The National Stock Number assigned to this part is 5945009905994, 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 506B86.