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National Stock Number:
4320-01-282-6959
Federal Supply Class:
4320
National Item Identification Number:
012826959
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:
| D-0040-25-RB-8 | 62503 | BUFFALOES FIRE PUMP INC. DBA R B PUMP CO |
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Techincal Specification:
| MATERIAL | NICKEL ALLOY | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-288 FED SPEC ALL MATERIAL RESPONSES | | OVERALL LENGTH | 0.500 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 7.500 INCHES NOMINAL | | BODY INSIDE DIAMETER | 7.000 INCHES NOMINAL | | SURFACE FINISH | 125.0 MICROINCHES INSIDE |
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