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 5998-01-623-2070
NSN 5895-00-201-3742
NSN 6320-01-388-9450
NSN 5975-01-585-8209
NSN 5925-00-900-0675
NSN 5910-01-416-6045
NSN 6610-00-449-2703
NSN 6110-01-620-7166
NSN 6610-00-401-2601
NSN 5930-01-634-0659
NSN 2925-00-764-0167
NSN 6645-01-125-6811