Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 189453000 found under Dryer Assembly by Imi Cornelius Inc. The National Stock Number assigned to this part is 4730001958711, 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 189453000.