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National Stock Number:
4820-01-307-2888
Federal Supply Class:
4820
National Item Identification Number:
013072888
Description:
VALVE,SAFETY RELIEF
Detail:
A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
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Manufacturer Information:
| 280101-0111 | 99657 | MAROTTA CONTROLS INC | | 280101-111 | 99657 | MAROTTA CONTROLS INC | | PRV55A AND 280101-111 | 99657 | MAROTTA CONTROLS INC |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +70.0 TO 190.0 POUNDS PER SQUARE INCH | | CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS | | CONNECTION STYLE | SOCKET WITH BRAZING RING ALL ENDS | | FLOW CONTROL DEVICE | DISK | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE SEAT | | MATERIAL | STEEL CORROSION RESISTING FLOW CONTROL DEVICE | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE | | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES ALL ENDS | | STYLE DESIGNATOR | ANGLE | | VALVE OPERATION METHOD | AUTOMATIC |
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