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National Stock Number:
4820-01-465-7315
Federal Supply Class:
4820
National Item Identification Number:
014657315
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:
| D-559B-8MP-4 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| STYLE DESIGNATOR | STRAIGHT THRU | | VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | ALUMINUM OR | | COPPER ALLOY OR | | STEEL COMP 316 BODY | | FLOW CONTROL DEVICE | POPPET | | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT SINGLE RESPONSE | | CONNECTION TYPE | THREADED EXTERNAL PIPE 1ST END | | CONNECTION STYLE | SWIVEL NUT, INVERTED FLARE (PIPE) 1ST END | | OPENING PRESSURE SETTING | 13.5 POUNDS PER SQUARE INCH | | MINIMUM OPERATING TEMP | -40.0 DEG FAHRENHEIT | | SPECIAL FEATURES | POPPET LENGTH 3.16 IN.;1.45 IN. DIA.; SEAL MADE OF BUNA N; MALE PIPE 1 IN.; CRACKING PRESSURE 4 POUNDS PER SQUARE IN. |
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