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 6645-01-624-4351
NSN 5950-01-475-9727
NSN 5950-01-344-0434
NSN 5930-00-265-6293
NSN 5999-00-918-9582
NSN 5990-00-144-3243
NSN 6610-01-116-2527
NSN 6685-00-194-9803
NSN 5990-01-544-4360
NSN 5895-01-351-2191
NSN 6145-01-207-5173
NSN 6610-01-378-2789