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National Stock Number:
4820-01-180-8476
Federal Supply Class:
4820
National Item Identification Number:
011808476
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:
| 339094-1 | 22915 | NORTHROP GRUMMAN CORP ELECTRONIC SYSTEMS DEFENSIVE SYSTEM DIV | | 524A-2M-10 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +6.0 TO 13.9 POUNDS PER SQUARE INCH | | CONNECTION STYLE | PLAIN (PIPE) ALL ENDS | | CONNECTION TYPE | THREADED EXTERNAL PIPE ALL ENDS | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | ALUMINUM ALLOY 2024 FLOW CONTROL DEVICE | | MATERIAL | ALUMINUM ALLOY 2024 BODY | | MAXIMUM OPERATING TEMP | 450.0 FAHRENHEIT SECOND RESPONSE | | MAXIMUM OPERATING TEMP | -70.0 FAHRENHEIT FIRST RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR FIRST RESPONSE | | MEDIA FOR WHICH DESIGNED | OIL, CHLORINATED TRANSFORMER SECOND RESPONSE | | MEDIA FOR WHICH DESIGNED | OXYGEN, GASEOUS THIRD RESPONSE | | NOMINAL THREAD SIZE | 0.250 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 10.0 POUNDS PER SQUARE INCH | | OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | SPECIAL FEATURES | POP-OFF TYPE | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS |
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