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National Stock Number: 4320-00-778-2992
Federal Supply Class: 4320
National Item Identification Number: 007782992
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:
| C212A | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | ND17582-27 | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | R819-27 | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | R822-2 | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | R840-27 | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | R841-2 | 63857 | CIRCOR NAVAL SOLUTIONS LLC |
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Techincal Specification:
| BODY INSIDE DIAMETER | 2.360 INCHES MINIMUM AND 2.362 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 2.873 INCHES MINIMUM AND 2.875 INCHES MAXIMUM | | BODY STYLE | PLAIN | | CORNER SHAPE | SQUARE ALL CORNERS | | OVERALL LENGTH | 0.500 INCHES NOMINAL | | MATERIAL | COPPER ALLOY | | SURFACE FINISH | 125.0 MICROINCHES ALL SURFACES |
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