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 5855-01-505-9158
NSN 2925-00-017-0526
NSN 5920-01-534-3806
NSN 5975-00-840-5844
NSN 5999-00-554-9966
NSN 5990-01-239-5878
NSN 6650-01-222-1749
NSN 5915-01-549-1506
NSN 5965-00-339-2743
NSN 6685-01-173-3994
NSN 5925-01-411-6028
NSN 5990-01-433-7886