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National Stock Number:
4320-01-213-7731
Federal Supply Class:
4320
National Item Identification Number:
012137731
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:
| 654B0182 | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | 654B0182C051A | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | 999R0228 | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | 999R0228 PIECE 5 | 63857 | CIRCOR NAVAL SOLUTIONS LLC |
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Techincal Specification:
| BODY INSIDE DIAMETER | 4.875 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 5.186 INCHES NOMINAL | | BODY STYLE | EXTERNAL FLANGE | | BOLT CIRCLE DIAMETER | 5.625 INCHES NOMINAL | | BOLT HOLE QUANTITY | 4 | | CORNER SHAPE | SQUARE ALL CORNERS | | FLANGE DIAMETER | 6.187 INCHES NOMINAL | | LEFT SIDE FLANGE THICKNESS | 0.187 INCHES NOMINAL | | OVERALL LENGTH | 0.625 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-16261,GRADE 3 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | COPPER ALLOY | | SURFACE FINISH | 125.0 MICROINCHES ALL SURFACES | | UNTHREADED MOUNTING HOLE DIAMETER | 0.221 INCHES NOMINAL |
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