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 5855-01-651-7129
NSN 6620-01-654-9436
NSN 5960-01-423-1085
NSN 6220-01-487-7690
NSN 6685-01-470-3056
NSN 5999-00-900-3342
NSN 5975-01-140-3081
NSN 6320-00-557-3079
NSN 5975-01-560-0804
NSN 6145-00-251-4970
NSN 5996-00-833-2521
NSN 7035-00-020-2227