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 4140-01-417-8070
NSN 6135-00-938-1351
NSN 6130-01-415-9200
NSN 5835-00-572-7445
NSN 5950-00-333-9029
NSN 6145-00-036-7085
NSN 5960-01-528-1147
NSN 6240-01-263-0123
NSN 5975-01-078-6670
NSN 7035-01-007-1802
NSN 5998-01-255-6321
NSN 6610-01-275-0119