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National Stock Number:
4820-01-472-9758
Federal Supply Class:
4820
National Item Identification Number:
014729758
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:
| 559B-4M-2.5 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| STYLE DESIGNATOR | STRAIGHT THRU | | VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | COPPER ALLOY BODY | | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT SINGLE RESPONSE | | CONNECTION TYPE | THREADED EXTERNAL PIPE ALL ENDS | | CONNECTION STYLE | INVERTED FLARE (PIPE) ALL ENDS | | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | OPENING PRESSURE SETTING | 2.5 POUNDS PER SQUARE INCH | | MINIMUM OPERATING TEMP | -40.0 DEG FAHRENHEIT | | SPECIAL FEATURES | MALE PIPE THREAD; SEAL IS BUNA N; DIAM IS 1.45"; LENGTH IS 1.98" |
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