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 5990-00-910-0027
NSN 5925-00-803-5491
NSN 2925-01-123-5856
NSN 5910-00-702-3799
NSN 6320-01-631-7828
NSN 5910-01-463-3469
NSN 5945-00-330-3332
NSN 6685-01-446-7300
NSN 5975-01-446-6074
NSN 6105-01-045-7917
NSN 5996-00-401-4904
NSN 5915-01-481-1555