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 6645-01-377-2553
NSN 5905-01-056-6566
NSN 2925-01-470-5534
NSN 6110-01-463-2597
NSN 5930-00-934-8227
NSN 4140-01-254-3689
NSN 5965-01-362-9609
NSN 5996-01-128-8802
NSN 5990-00-843-4852
NSN 5915-00-312-4398
NSN 5925-01-421-4473
NSN 7035-01-369-1445