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 5895-01-567-7702
NSN 5965-01-633-8849
NSN 5855-01-225-5855
NSN 5975-01-311-3457
NSN 6645-00-819-5045
NSN 5925-01-479-4984
NSN 5960-01-373-7317
NSN 6220-01-432-2232
NSN 5999-01-472-1666
NSN 6130-00-522-5489
NSN 5999-01-331-7536
NSN 6650-00-629-8027