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 5895-00-286-3788
NSN 5950-01-258-5819
NSN 6320-00-432-2772
NSN 6610-00-176-5486
NSN 5965-01-567-7984
NSN 6220-00-406-3478
NSN 5990-00-277-3763
NSN 5915-00-243-2030
NSN 5996-00-383-6173
NSN 5855-01-131-9336
NSN 5965-01-390-9249
NSN 4140-01-411-5908