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National Stock Number:
4820-00-289-1151
Federal Supply Class:
4820
National Item Identification Number:
002891151
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:
| R68-13-21 | 81361 | EDGEWOOD CHEMICAL BIOLOGICAL CENTER ECBC |
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Techincal Specification:
| STYLE DESIGNATOR | ANGLE | | VALVE OPERATION METHOD | AUTOMATIC OR | | MANUAL | | MATERIAL | COPPER ALLOY BODY | | STEEL CORROSION RESISTING FLOW CONTROL DEVICE | | STEEL CORROSION RESISTING SEAT | | STEEL CORROSION RESISTING STEM | | FLOW CONTROL DEVICE | POPPET | | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 4000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | CONNECTION TYPE | THREADED EXTERNAL PIPE 1ST END | | CONNECTION STYLE | PLAIN (PIPE) 1ST END | | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES 1ST END | | THREAD SERIES DESIGNATOR | NPT 1ST END | | NOMINAL THREAD SIZE | 0.500 INCHES 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | BONNET TYPE | INSIDE SPRING | | BONNET ATTACHMENT METHOD | THREADED | | DISK LOADING METHOD | SPRING | | OPENING PRESSURE SETTING | 800.0 POUNDS PER SQUARE INCH | | FEATURES PROVIDED | VALVE STEM LOCK SHIELD |
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