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National Stock Number:
4820-01-554-2927
Federal Supply Class:
4820
National Item Identification Number:
015542927
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:
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Techincal Specification:
| END CONNECTION QUANTITY | 3 | | FLOW CONTROL DEVICE | BALL AND PISTON, SPRING LOADED | | MANUAL CONTROL METHOD | KNOB | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR AND PLASTIC TETRAFLUOROETHYLENE PACKING | | MATERIAL | STEEL CORROSION RESISTING BODY | | MATERIAL | STEEL CORROSION RESISTING FLOW CONTROL DEVICE | | MATERIAL | STEEL CORROSION RESISTING SEAT | | MATERIAL | STEEL CORROSION RESISTING STEM | | PART NAME ASSIGNED BY CONTROLLING AGENCY | REGULATOR UNLOADER | | OUTLET PRESSURE RANGE | +100.0 TO 2000.0 POUNDS PER SQUARE INCH | | SPECIAL FEATURES | FLOW RANGE0.5 - 6.0 GPM;INLET PORT 3/8" NPTM;OUTLET PORT 3/8" NPTM;BY-PASS PORT 3/8" NPTM;WEIGHT 13.6 OZ.;PROVIDES SYSTEM PRESSURE SETTING AND PROTECTION FOR SINGLE GUN(NON-WEEP) AND SINGLE PUMP INSTALLATION;PRESSURE SENSITIVE FEATURE PERMITS WIDE RANGE OF FLOWS AND IMMEDIATE PRESSURE WHEN GUN OPENS;ADJUSTABLE CAP PERMITS EASY ADJUSTMENTS OF PRESSURE | | TEMP RATING | 180.0 FAHRENHEIT NOMINAL | | VALVE LOADING METHOD | SPRING | | VALVE SIZE | 3.030 INCHES | | VALVE STEM DESIGN | SINGLE SEAT |
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