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National Stock Number:
4820-01-272-8736
Federal Supply Class:
4820
National Item Identification Number:
012728736
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:
| D577T1-24D-5 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| BONNET TYPE | INSIDE SCREW | | BONNET ATTACHMENT METHOD | THREADED | | CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS | | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS | | CRITICALITY CODE JUSTIFICATION | FEAT | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | STEEL CORROSION RESISTING BODY | | PROPRIETARY CHARACTERISTICS | PACS | | MAXIMUM OPERATING TEMP | 275.0 DEG FAHRENHEIT SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | HELIUM 3RD RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE | | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON 2ND RESPONSE | | NOMINAL THREAD SIZE | 1.875 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 5.0 POUNDS PER SQUARE INCH | | SEAT ANGLE | 37.0 DEGREES ALL ENDS | | SPECIAL FEATURES | MILITARY SENSITIVE WARFARE | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD CLASS | 3A ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD QUANTITY PER INCH | 12 ALL ENDS | | THREAD SERIES DESIGNATOR | UN ALL ENDS |
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