Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 66C40360-1 found under Support Door Slipwa by San Antonio Air Logistics Center. The National Stock Number assigned to this part is 1560005739121, 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 66C40360-1.