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 6645-01-440-5500
NSN 6685-00-252-9427
NSN 5975-01-331-7001
NSN 5855-01-217-4172
NSN 6320-01-478-9351
NSN 6610-01-657-5532
NSN 6240-00-204-0459
NSN 5895-00-200-7114
NSN 5915-00-078-9574
NSN 5930-01-526-4079
NSN 5945-01-362-9696
NSN 5915-01-581-5234