Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D298224-4 found under Liner Duct by British Aerospace Inc. The National Stock Number assigned to this part is 1560011134416, 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 D298224-4.