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 6610-00-186-9180
NSN 6320-01-181-9474
NSN 6135-01-031-3032
NSN 5950-01-043-6705
NSN 6135-01-515-9626
NSN 6145-01-231-1397
NSN 6135-00-877-1659
NSN 5930-01-634-0659
NSN 6645-01-480-3347
NSN 6220-01-246-1461
NSN 5915-01-397-9978
NSN 6145-01-616-4991