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National Stock Number:
4820-00-817-4986
Federal Supply Class:
4820
National Item Identification Number:
008174986
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:
| 13153401-2 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 559B-2M-1 | 91816 | CIRCOR AEROSPACE, INC. | | ZM2RV02B010B | 62701 | ZEVCO INC | | SP248H | 98425 | ERIE ENGINEERED PRODUCTS, INC. |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +0.5/+140.0 POUNDS PER SQUARE INCH | | CONNECTION TYPE | THREADED EXTERNAL PIPE ALL ENDS | | CONNECTION STYLE | PLAIN (PIPE) ALL ENDS | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | COPPER ALLOY BODY | | PROPRIETARY CHARACTERISTICS | PACS | | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | HYDROGEN 5TH RESPONSE | | MEDIA FOR WHICH DESIGNED | REFRIGERANT 12 4TH RESPONSE | | MEDIA FOR WHICH DESIGNED | ACETYLENE 2ND RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE | | MEDIA FOR WHICH DESIGNED | AMMONIA, GASEOUS 3RD RESPONSE | | NOMINAL THREAD SIZE | 0.250 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 1.0 POUNDS PER SQUARE INCH | | SPECIAL FEATURES | POPOFF TYPE | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS. | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS |
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