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 5950-00-199-4401
NSN 5925-00-284-3726
NSN 2925-00-984-7525
NSN 5910-00-719-4475
NSN 6135-00-613-1068
NSN 5895-01-036-8315
NSN 5855-00-165-3093
NSN 5905-00-932-8332
NSN 6220-00-899-6718
NSN 5998-01-288-4991
NSN 6135-01-574-6577
NSN 5895-00-498-3282