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National Stock Number:
4820-01-439-9033
Federal Supply Class:
4820
National Item Identification Number:
014399033
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:
| 918531 | 34228 | L3 TECHNOLOGIES, INC. | | D520T4D10 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | INTEGRAL | | BONNET TYPE | INSIDE SPRING | | CONNECTION STYLE | FLARED (TUBE) FIRST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END | | DISK LOADING METHOD | SPRING | | FURNISHED ITEMS AND QUANTITY | 1 DEFLECTOR CAP | | FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | STEEL COMP 303 BODY | | MATERIAL | STEEL COMP 303 FLOW CONTROL DEVICE | | MATERIAL | STEEL COMP 303 SEAT | | MAXIMUM OPERATING TEMP | 400.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE | | MINIMUM OPERATING TEMP | -100.0 FAHRENHEIT | | NOMINAL THREAD SIZE | 0.438 INCHES FIRST END | | OPENING PRESSURE SETTING | 10.0 POUNDS PER SQUARE INCH | | SEAT ANGLE | 37.0 DEGREES FIRST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU W/BAFFLE | | THREAD CLASS | 3A FIRST END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
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