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National Stock Number:
4820-01-078-9453
Federal Supply Class:
4820
National Item Identification Number:
010789453
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:
| 3304576-1 | 99251 | MISSION SYSTEMS DAVENPORT INC. | | 5332T-8BB(L)-7000 | 91816 | CIRCOR AEROSPACE, INC. | | 8455363 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| DISK LOADING METHOD | SPRING | | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | CONNECTION STYLE | GASKET SEAL(BOSS) ALL ENDS | | FLOW CONTROL DEVICE | POPPET | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CLASS 303 FED SPEC SINGLE MATERIAL RESPONSE BODY | | MATERIAL | RUBBER SYNTHETIC PACKING | | MATERIAL | STEEL COMP 303 BODY | | PROPRIETARY CHARACTERISTICS | PACS | | MAXIMUM OPERATING TEMP | 125.0 DEG FAHRENHEIT SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 6600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.750 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 7.0 POUNDS PER SQUARE INCH | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | ANGLE | | THREAD CLASS | 3B ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | UNJF ALL ENDS |
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