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National Stock Number:
4320-01-284-6921
Federal Supply Class:
4320
National Item Identification Number:
012846921
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:
| JCM-15493-109 | 58905 | STRIKE WEAPONS AND UNMANNED AVIATION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 2.750 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 3.249 INCHES MINIMUM AND 3.251 INCHES MAXIMUM | | BODY STYLE | EXTERNAL FLANGE | | BOLT CIRCLE DIAMETER | 4.188 INCHES NOMINAL | | BOLT HOLE QUANTITY | 2 | | CHAMFER ANGLE | 45.0 DEGREES NOMINAL OUTSIDE RIGHT CORNER | | CHAMFER LENGTH | 0.030 INCHES MINIMUM AND 0.060 INCHES MAXIMUM OUTSIDE RIGHT CORNER | | CORNER SHAPE | CHAMFERED OUTSIDE RIGHT CORNER | | FLANGE DIAMETER | 5.100 INCHES NOMINAL | | LEFT SIDE FLANGE THICKNESS | 1.230 INCHES NOMINAL | | OVERALL LENGTH | 1.500 INCHES NOMINAL | | UNTHREADED MOUNTING HOLE DIAMETER | 0.405 INCHES MINIMUM AND 0.412 INCHES MAXIMUM |
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