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 6650-01-463-2274
NSN 5975-00-062-7976
NSN 6150-00-382-1770
NSN 5855-01-396-0258
NSN 5925-01-396-4923
NSN 5895-00-600-5662
NSN 5915-00-584-3512
NSN 6135-01-101-5039
NSN 5905-00-984-1561
NSN 5915-01-131-9933
NSN 5975-00-199-4956
NSN 6610-00-463-1866