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 5930-01-414-5241
NSN 5895-01-453-9218
NSN 5920-01-130-9683
NSN 5950-00-140-5004
NSN 5999-00-114-7948
NSN 6610-00-141-7000
NSN 4140-00-351-5789
NSN 2925-01-231-6312
NSN 5930-01-485-0364
NSN 5945-01-345-5184
NSN 6145-01-099-9114
NSN 5975-01-064-7232