Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number F52638-109 found under Hook Cargo by Dosco Inc. The National Stock Number assigned to this part is 4030009121334, and the Federal Supply Class is 4030 Fittings For Rope Cable And Chain. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like F52638-109.