Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MS20819-24C found under Sleeve Flared Tube Fitting by Fournier Rubber And Supply Co. The National Stock Number assigned to this part is 4730007201255, 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 MS20819-24C.