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National Stock Number:
4820-01-200-3122
Federal Supply Class:
4820
National Item Identification Number:
012003122
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:
| 11438265 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 11438265-4 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 524B-1M-30 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL PIPE ALL ENDS | | CONNECTION STYLE | PLAIN (PIPE) ALL ENDS | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | COPPER ALLOY FLOW CONTROL DEVICE | | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 450.0 FAHRENHEIT 2ND RESPONSE | | MAXIMUM OPERATING TEMP | -70.0 FAHRENHEIT 1ST RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE | | MEDIA FOR WHICH DESIGNED | NITROGEN, GASEOUS 3RD RESPONSE | | MEDIA FOR WHICH DESIGNED | OIL, CHLORINATED TRANSFORMER 2ND RESPONSE | | NOMINAL THREAD SIZE | 0.125 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 30.0 POUNDS PER SQUARE INCH | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC |
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