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National Stock Number:
4820-01-034-1941
Federal Supply Class:
4820
National Item Identification Number:
010341941
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:
| 520B-2MP-50 | 91816 | CIRCOR AEROSPACE, INC. | | 520B-2MP-50CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +0.5 TO 140.0 POUNDS PER SQUARE INCH | | 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 | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | COPPER ALLOY BODY | | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 450.0 FAHRENHEIT SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.250 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 50.0 POUNDS PER SQUARE INCH | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC |
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