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National Stock Number:
4320-00-212-9438
Federal Supply Class:
4320
National Item Identification Number:
002129438
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:
| 624 | 16062 | M.T. DAVIDSON COMPANY | | A0FIE388US | 16062 | M.T. DAVIDSON COMPANY |
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Techincal Specification:
| MATERIAL | COPPER ALLOY | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-16261,GR 3 MIL SPEC SINGLE MATERIAL RESPONSE | | COUNTERBORE DIAMETER | 0.391 INCHES NOMINAL | | COUNTERBORE DEPTH | 0.312 INCHES NOMINAL | | OVERALL LENGTH | 0.625 INCHES MINIMUM AND | | 0.750 INCHES MAXIMUM | | BOLT CIRCLE DIAMETER | 4.688 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 5.247 INCHES MINIMUM AND | | 5.248 INCHES MAXIMUM | | BODY INSIDE DIAMETER | 4.062 INCHES MINIMUM AND | | 4.063 INCHES MAXIMUM | | BOLT HOLE QUANTITY | 2 | | UNTHREADED MOUNTING HOLE DIAMETER | 0.281 INCHES NOMINAL | | CORNER SHAPE | SQUARE ALL CORNERS | | SURFACE FINISH | 125.0 MICROINCHES INSIDE | | 125.0 MICROINCHES LEFT FACE | | 125.0 MICROINCHES RIGHT FACE | | 125.0 MICROINCHES OUTSIDE |
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