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 5895-00-745-7800
NSN 5975-01-420-4549
NSN 5930-01-520-8694
NSN 5920-01-454-1360
NSN 6320-00-391-5906
NSN 6110-01-555-9274
NSN 5925-00-774-6528
NSN 5855-00-014-5008
NSN 6685-01-047-3920
NSN 5996-01-474-6203
NSN 5998-00-956-3464
NSN 6645-01-269-7640