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 6620-01-644-3496
NSN 4140-00-474-9973
NSN 6240-01-094-6262
NSN 6130-01-207-9299
NSN 5985-00-995-1588
NSN 5915-00-553-8755
NSN 5950-00-004-2086
NSN 5965-01-198-3256
NSN 6620-00-753-8929
NSN 6685-01-050-8759
NSN 7035-01-151-0265
NSN 6645-01-393-5128