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 5996-00-255-5567
NSN 5950-00-349-9881
NSN 5910-01-039-8172
NSN 5985-00-980-1988
NSN 5905-01-299-8389
NSN 6150-01-519-2401
NSN 6220-01-629-1512
NSN 5965-01-309-8679
NSN 6620-00-278-7313
NSN 5930-00-999-4401
NSN 6645-00-900-5830
NSN 2925-00-139-8309