Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KX-9057-1 found under Retainer Electrical Relay by Oki Electric Industry. The National Stock Number assigned to this part is 5945012319606, 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 KX-9057-1.