Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 224999 found under Connector Tube by Pratt And Whitney Canada Inc Whi. The National Stock Number assigned to this part is 4730003335662, and the Federal Supply Class is 4730 Hose Pipe Tube Lubrication And Railing Fittings. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 224999.