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National Stock Number:
4820-00-354-7854
Federal Supply Class:
4820
National Item Identification Number:
003547854
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:
| 829GS2S | 81336 | CHIEF OF ENGINEERS DEPT OF ARMY | | 88R59 | 55921 | CURTIS-TOLEDO INC. | | GK2S | 55921 | CURTIS-TOLEDO INC. | | GS2S | 55921 | CURTIS-TOLEDO INC. | | FIG 125-1/4-70PSI | 75336 | F.C.KINGSTON CO. DBA STORM MANUFACTURING |
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Techincal Specification:
| DISK LOADING METHOD | SPRING | | ADJUSTABLE PRESSURE RANGE | +2.0/+250.0 POUNDS PER SQUARE INCH | | BONNET TYPE | INSIDE SPRING | | BONNET ATTACHMENT METHOD | INTEGRAL | | CONNECTION TYPE | THREADED EXTERNAL PIPE 1ST END | | CONNECTION STYLE | PLAIN (PIPE) 1ST END | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | COPPER ALLOY STEM | | MATERIAL | COPPER ALLOY BODY AND STEEL CORROSION RESISTING BODY | | MATERIAL | COPPER ALLOY SEAT | | PROPRIETARY CHARACTERISTICS | PACS | | MAXIMUM OPERATING PRESSURE | 250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.250 INCHES 1ST END | | OPENING PRESSURE SETTING | 70.0 POUNDS PER SQUARE INCH | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | ANGLE | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD SERIES DESIGNATOR | NPT 1ST END |
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