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 6650-01-032-1786
NSN 5855-00-237-4088
NSN 6145-00-003-4177
NSN 6150-01-241-6543
NSN 5910-01-247-7384
NSN 6240-01-463-8276
NSN 5990-01-206-3606
NSN 5975-01-024-8486
NSN 5985-00-851-4193
NSN 6620-01-044-3371
NSN 5999-01-394-3788
NSN 6320-01-249-3236