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 5895-01-085-6168
NSN 5999-00-880-4746
NSN 6135-01-523-3198
NSN 6650-01-525-0958
NSN 5998-01-144-6005
NSN 5950-01-630-8758
NSN 5960-01-148-4424
NSN 5935-00-888-9606
NSN 5905-00-392-0122
NSN 5935-01-432-0222
NSN 6620-01-397-8683
NSN 4140-01-485-8691