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 6130-01-087-0514
NSN 6650-01-594-9915
NSN 5905-01-505-3860
NSN 5925-00-498-2008
NSN 5915-01-133-5911
NSN 6150-01-130-8102
NSN 5905-01-448-2224
NSN 6150-00-058-8669
NSN 5920-00-477-4408
NSN 5975-01-596-4936
NSN 5990-00-970-2171
NSN 6220-00-780-6456