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 5950-01-572-4478
NSN 6220-01-408-5103
NSN 4140-00-912-1904
NSN 5925-01-527-7026
NSN 5960-01-498-0572
NSN 5960-00-946-2760
NSN 5996-01-174-0830
NSN 6645-00-837-2267
NSN 4140-00-007-9639
NSN 6240-00-786-6170
NSN 5945-00-624-8236
NSN 6150-00-936-0670