Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A-505-12548 found under Gear Cluster by Bw Elliott Manufacturing Co Llc. The National Stock Number assigned to this part is 3020014130099, and the Federal Supply Class is 3020 Gear Pulley Sprocket And Transmission Chain. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A-505-12548.