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National Stock Number:
4820-01-078-8091
Federal Supply Class:
4820
National Item Identification Number:
010788091
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:
| 3304577-1 | 99251 | MISSION SYSTEMS DAVENPORT INC. | | 5132B-2MP-1500 | 91816 | CIRCOR AEROSPACE, INC. | | 8455364 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL PIPE 1ST END | | CONNECTION TYPE | THREADED INTERNAL PIPE 2ND END | | CONNECTION STYLE | PLAIN (PIPE) 1ST END | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) 2ND END | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | COPPER ALLOY OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | MAXIMUM OPERATING TEMP | -20.0 DEG FAHRENHEIT 1ST RESPONSE350.0 DEG FAHRENHEIT 2ND RESPONSE | | MAXIMUM OPERATING PRESSURE | 2500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.250 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.250 INCHES 2ND END | | OPENING PRESSURE SETTING | 1500.0 POUNDS PER SQUARE INCH | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS. | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD DIRECTION | RIGHT-HAND 2ND END | | THREAD SERIES DESIGNATOR | NPT 2ND END | | THREAD SERIES DESIGNATOR | NPT 1ST END |
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