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 6650-00-629-8027
NSN 5930-01-606-0996
NSN 4140-00-609-2841
NSN 5905-01-528-4169
NSN 5996-01-633-7979
NSN 7035-01-310-2587
NSN 6685-01-556-3449
NSN 6150-01-554-5700
NSN 6320-00-116-3658
NSN 2925-00-115-5857
NSN 5975-00-156-3654
NSN 5895-00-465-3678