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National Stock Number:
4820-00-555-1221
Federal Supply Class:
4820
National Item Identification Number:
005551221
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:
| 1227 | 37239 | LUNKENHEIMER CO | | 1227-3/8 | 37239 | LUNKENHEIMER CO |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +1.0 TO 250.0 POUNDS PER SQUARE INCH | | CONNECTION STYLE | PLAIN (PIPE) FIRST END | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) SECOND END | | CONNECTION TYPE | THREADED EXTERNAL PIPE FIRST END | | CONNECTION TYPE | THREADED INTERNAL PIPE SECOND END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | DISK | | OPERATING PRESSURE | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | COPPER ALLOY FLOW CONTROL DEVICE | | MATERIAL | COPPER ALLOY SEAT | | MATERIAL | COPPER ALLOY STEM | | MAXIMUM OPERATING TEMP | 550.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.375 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.500 INCHES SECOND END | | OPENING PRESSURE SETTING | 75.0 POUNDS PER SQUARE INCH | | VALVE DISCHARGE FLOW RATE | 3568.3 POUNDS PER HOUR | | VALVE OPERATION METHOD | MANUAL | | STYLE DESIGNATOR | ANGLE | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD DIRECTION | RIGHT-HAND SECOND END | | THREAD SERIES DESIGNATOR | NPT FIRST END | | THREAD SERIES DESIGNATOR | NPT SECOND END |
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