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National Stock Number: 4320-00-400-6563
Federal Supply Class: 4320
National Item Identification Number: 004006563
Description: RING,WEARING
Detail: 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.
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Manufacturer Information:
| L20A16A1 | 10613 | PENTAIR PUMP GROUP, INC. | | RL20A16A | 09259 | ROTARY PRODUCTS INC |
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Techincal Specification:
| MATERIAL | NICKEL ALLOY | | BODY STYLE | PLAIN | | OVERALL LENGTH | 2.000 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 20.004 INCHES MINIMUM AND | | 20.006 INCHES MAXIMUM | | BODY INSIDE DIAMETER | 18.998 INCHES MINIMUM AND | | 19.002 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS |
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