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 6685-01-370-4238
NSN 6620-01-608-8548
NSN 6220-00-419-3633
NSN 5855-01-154-3871
NSN 5950-01-451-4538
NSN 6150-01-357-6518
NSN 5975-01-310-8567
NSN 7035-01-339-3665
NSN 5975-01-027-0253
NSN 5930-00-331-8454
NSN 6150-01-406-9276
NSN 5965-01-494-2551