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National Stock Number:
4820-01-383-5087
Federal Supply Class:
4820
National Item Identification Number:
013835087
Description:
VALVE,REGULATING,SYSTEM PRESSURE
Detail:
A VALUE DESIGNED TO AUTOMATICALLY MAINTAIN WITHIN CLOSE LIMITS A PREDETERMINED PRESSURE WITHIN A CLOSED SYSTEM REGARDLESS OF THE HIGHER FLUCTUATING OR CONSTANT INLET PRESSURE. THE EXCESS PRESSURE IS BY-PASSED TO THE ACCUMULATOR OR RESERVOIR IN LIEU OF PASSING THROUGH THE ENTIRE SYSTEM. IT IS DESIGNED PRIMARILY FOR USE IN REFRIGERATION AND AIR CONDITIONING SYSTEMS. EXCLUDES VALVE, REGULATING, FLUID PRESSURE AND VALVE, CALIBRATED FLOW.
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Manufacturer Information:
| 167A-23 | 22508 | FISHER CONTROLS CO INC | | 167A.25IN 30-100PSI | 22508 | FISHER CONTROLS CO INC | | 167A.25IN/30-10 | 22508 | FISHER CONTROLS CO INC |
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Techincal Specification:
| BODY STYLE | TEE | | END CONNECTION QUANTITY | 3 | | FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE | | FILTER | NOT INCLUDED | | FIRST END STYLE DESIGNATOR | PLAIN | | FIRST END THREAD DIRECTION | RIGHT-HAND | | FLOW CONTROL DEVICE | DIAPHRAGM | | MATERIAL | ALUMINUM BODY | | MATERIAL | STEEL CORROSION RESISTING STEM | | MATERIAL | STEEL SEAT | | MAXIMUM INLET PRESSURE RATING | 250.0 POUNDS PER SQUARE INCH | | MEDIA FOR WHICH DESIGNED | AIR | | REGULATION TYPE | AUTOMATIC SINGLE STAGE | | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL | | TEMP RATING | 150.0 FAHRENHEIT NOMINAL | | THIRD END RELATIONSHIP WITH PRECEDING ENDS | IDENTICAL WITH FIRST END | | THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.250-18 NPT FIRST END | | VALVE LOADING METHOD | SPRING |
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