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 5999-01-239-2130
NSN 6320-01-420-0340
NSN 6220-01-471-0713
NSN 6645-01-196-8616
NSN 5960-00-822-8875
NSN 5835-01-625-8604
NSN 5915-01-498-4940
NSN 5998-01-295-5373
NSN 5915-00-079-8694
NSN 5945-01-350-8652
NSN 5975-01-569-7671
NSN 5950-00-012-5896