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 6685-01-549-6157
NSN 6320-01-449-1014
NSN 6320-01-116-3980
NSN 5910-00-144-4383
NSN 7035-00-529-3128
NSN 5835-01-647-6426
NSN 5835-00-901-4932
NSN 6130-01-335-9746
NSN 5950-01-605-1386
NSN 6145-01-642-1446
NSN 5895-01-634-0630
NSN 6135-01-534-3007