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National Stock Number:
4320-01-184-1897
Federal Supply Class:
4320
National Item Identification Number:
011841897
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:
| 12334968 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| MATERIAL | STEEL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE | | BODY STYLE | PLAIN | | OVERALL LENGTH | 0.250 INCHES NOMINAL | | BOLT CIRCLE DIAMETER | 23.188 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 25.190 INCHES NOMINAL | | BODY INSIDE DIAMETER | 22.000 INCHES NOMINAL | | BOLT HOLE QUANTITY | 20 | | MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC | | MOUNTING HOLE NOMINAL THREAD SIZE | 0.313 INCHES | | CORNER SHAPE | CHAMFERED ALL CORNERS | | CHAMFER ANGLE | 45.0 DEGREES NOMINAL ALL CORNERS | | CHAMFER LENGTH | 0.190 INCHES MINIMUM AND | | 0.220 INCHES MAXIMUM ALL CORNERS | | SURFACE FINISH | 125.0 MICROINCHES ALL SURFACES |
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