A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 4140-00-528-2921
NSN 5925-01-081-7253
NSN 5999-00-901-0714
NSN 5975-00-958-5141
NSN 6135-01-472-9011
NSN 6220-01-160-3705
NSN 6645-00-283-6794
NSN 5930-00-842-6797
NSN 5895-01-147-5688
NSN 5950-00-476-9678
NSN 5985-01-406-5209
NSN 6145-01-568-6977