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 6645-01-395-2989
NSN 5915-00-011-8348
NSN 5925-01-260-9384
NSN 6685-01-204-9005
NSN 6685-01-170-6764
NSN 6130-01-333-4817
NSN 5960-01-131-4086
NSN 6130-01-054-0277
NSN 6220-01-304-7500
NSN 5985-01-398-8926
NSN 6110-01-166-8539
NSN 6320-01-006-6138