Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6618020-43-507 found under Yoke Treaded by Industrial Acoustics Company Inc. The National Stock Number assigned to this part is 2530004877927, and the Federal Supply Class is 2530 Vehicular Brake Steering Axle Wheel And Track Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 6618020-43-507.