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National Stock Number:
4820-01-243-9030
Federal Supply Class:
4820
National Item Identification Number:
012439030
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:
| 537T-4D-20 | 91816 | CIRCOR AEROSPACE, INC. | | 577T-4D-20 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| CONNECTION STYLE | PLAIN (TUBE) ALL ENDS | | CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS | | FLOW CONTROL DEVICE | STEM | | MATERIAL | STEEL COMP 303 OR STEEL BODY | | NOMINAL THREAD SIZE | 0.500 INCHES ALL ENDS | | OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS |
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