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National Stock Number:
4820-00-774-0543
Federal Supply Class:
4820
National Item Identification Number:
007740543
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:
| 256893 | 82577 | RAYTHEON COMPANY | | 620B-11-6-2 | 09990 | PARKER-HANNIFIN CORPORATION | | 620B11-6-2 | 86768 | TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | THREADED | | BONNET TYPE | INSIDE SPRING | | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | CONNECTION STYLE | GASKET SEAL(BOSS) ALL ENDS | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | VALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE | | FLOW CONTROL DEVICE | DISK | | MATERIAL | ALUMINUM ALLOY OVERALL | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.375 INCHES ALL ENDS | | NOMINAL THREAD SIZE | 0.562 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 2500.0 POUNDS PER SQUARE INCH | | STYLE DESIGNATOR | ANGLE | | THREAD CLASS | 3B ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC |
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