Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CIS-199 found under Coupling Pipe by Cisco Industrial Supply And Fasteners. The National Stock Number assigned to this part is 4730016112433, 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 CIS-199.