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 6320-00-480-7922
NSN 5996-00-248-4883
NSN 5905-00-518-5136
NSN 6610-01-591-4374
NSN 6650-00-434-0188
NSN 5999-01-241-5415
NSN 6130-00-518-1723
NSN 6220-01-008-7401
NSN 5835-01-548-7454
NSN 5855-01-482-0440
NSN 6620-00-535-1412
NSN 6220-01-207-1229