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 6610-01-338-0628
NSN 5975-00-101-0284
NSN 6130-01-265-7225
NSN 6240-01-128-4906
NSN 5975-01-247-7761
NSN 6650-00-754-2276
NSN 5930-01-538-0071
NSN 5905-01-605-1283
NSN 5945-00-613-5162
NSN 5920-01-132-4794
NSN 5895-01-121-4435
NSN 6220-01-590-7272