Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B8Y7505B found under Hose Air Duct Air B by Ford Motor Co Ltd. The National Stock Number assigned to this part is 4720015172431, and the Federal Supply Class is 4720 Hose And Flexible Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like B8Y7505B.