Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CU22045 found under Coupling Pipe Slip by Siemens Water Technologies Corp. The National Stock Number assigned to this part is 4730007246033, 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 CU22045.