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 5895-00-034-5679
NSN 6620-00-140-8644
NSN 6220-00-595-6954
NSN 6620-01-415-5803
NSN 7035-01-445-3563
NSN 5855-01-477-9629
NSN 6645-01-144-8627
NSN 5925-00-122-3247
NSN 6240-01-003-8666
NSN 6130-01-586-8293
NSN 5915-01-246-3580
NSN 5990-01-503-0194