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 6610-01-414-1755
NSN 6685-01-393-1280
NSN 5996-00-426-7370
NSN 5835-01-644-4958
NSN 5996-00-857-8246
NSN 6110-01-269-4159
NSN 5950-01-533-1522
NSN 5998-00-143-0485
NSN 6650-00-287-5868
NSN 5920-01-111-6630
NSN 6650-01-399-3628
NSN 4140-01-478-2409