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 5985-00-765-1421
NSN 6610-01-209-5076
NSN 7035-01-357-9246
NSN 5910-01-233-5720
NSN 5965-01-474-4000
NSN 6135-01-350-2932
NSN 5950-01-253-2195
NSN 6145-01-588-7708
NSN 5855-00-951-6483
NSN 6220-00-752-8479
NSN 4140-00-872-6316
NSN 6650-01-452-5379