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National Stock Number: 4320-00-541-6037
Federal Supply Class: 4320
National Item Identification Number: 005416037
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:
HV2-19 | 62272 | CLOW CORP PUMP DIV |
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Techincal Specification:
BODY INSIDE DIAMETER | 2.999 INCHES MINIMUM AND 3.001 INCHES MAXIMUM | BODY OUTSIDE DIAMETER | 3.498 INCHES MINIMUM AND 3.499 INCHES MAXIMUM | BODY STYLE | EXTERNAL FLANGE | CORNER SHAPE | SQUARE ALL CORNERS | FLANGE DIAMETER | 3.750 INCHES NOMINAL | LEFT SIDE FLANGE THICKNESS | 0.125 INCHES NOMINAL | OVERALL LENGTH | 0.500 INCHES NOMINAL | MATERIAL | COPPER ALLOY | SPECIAL FEATURES | ONE 0.219 IN. DIA HOLE DRILL ON RING PERIPHERY CENTERED 0.188 IN. FROM FLANGE | SURFACE FINISH | 125.0 MICROINCHES INSIDE | SURFACE FINISH | 125.0 MICROINCHES LEFT FACE | SURFACE FINISH | 125.0 MICROINCHES OUTSIDE | SURFACE FINISH | 125.0 MICROINCHES RIGHT FACE |
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