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National Stock Number:
4820-00-956-6181
Federal Supply Class:
4820
National Item Identification Number:
009566181
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:
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Techincal Specification:
| STYLE DESIGNATOR | ANGLE | | MATERIAL | COPPER ALLOY OVERALL | | FLOW CONTROL DEVICE | DISK | | MAXIMUM OPERATING PRESSURE | 1300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END | | THREADED INTERNAL PIPE 2ND END | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) 1ST END | | PLAIN,OPTIONAL END(PIPE) 2ND END | | NOMINAL PIPE SIZE ACCOMMODATED | 2.000 INCHES 1ST END | | 1.500 INCHES 2ND END | | THREAD SERIES DESIGNATOR | NPT 1ST END | | NPT 2ND END | | NOMINAL THREAD SIZE | 2.000 INCHES 1ST END | | 1.500 INCHES 2ND END | | THREAD QUANTITY PER INCH | 11-1/2 1ST END | | 11-1/2 2ND END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | RIGHT-HAND 2ND END | | BONNET TYPE | INSIDE SPRING | | BONNET ATTACHMENT METHOD | INTEGRAL | | DISK LOADING METHOD | SPRING | | OPENING PRESSURE SETTING | 750.0 POUNDS PER SQUARE INCH | | FEATURES PROVIDED | BONNET PACKING AND | | PRESSURE TIGHT OUTLET SIDE |
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