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 5920-00-140-8912
NSN 6620-01-587-5972
NSN 6130-01-422-8736
NSN 5999-01-398-1144
NSN 6685-01-079-0270
NSN 6240-00-879-5830
NSN 6645-00-881-9978
NSN 5925-01-329-8216
NSN 6135-01-487-6275
NSN 5999-01-624-3642
NSN 7035-00-205-1932
NSN 5895-01-401-5388