Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MDA61866-1 found under Duct Rain by Eaton Corporation. The National Stock Number assigned to this part is 1560008528039, and the Federal Supply Class is 1560 Airframe Structural Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MDA61866-1.