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National Stock Number:
4820-00-297-0006
Federal Supply Class:
4820
National Item Identification Number:
002970006
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:
| 885C878P0003 | 99971 | LOCKHEED MARTIN CORP NAVAL ELECTRONICS & SURVEILLANCE SYSTEMS | | 885C878P3 | 99971 | LOCKHEED MARTIN CORP NAVAL ELECTRONICS & SURVEILLANCE SYSTEMS | | D 524T-1M-28.3 | 91816 | CIRCOR AEROSPACE, INC. | | D524T1-1M-28.3 | 91816 | CIRCOR AEROSPACE, INC. | | D524T1M28 | 91816 | CIRCOR AEROSPACE, INC. | | D524T1M28-3 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| CONNECTION STYLE | PLAIN (PIPE) FIRST END | | CONNECTION TYPE | THREADED EXTERNAL PIPE 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 | SILICON SEAT | | MATERIAL | STEEL COMP 316 BODY | | MAXIMUM OPERATING TEMP | -70.0 FAHRENHEIT FIRST RESPONSE | | MAXIMUM OPERATING TEMP | 450.0 FAHRENHEIT SECOND RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR FIRST RESPONSE | | MEDIA FOR WHICH DESIGNED | OIL, CHLORINATED TRANSFORMER SECOND RESPONSE | | MEDIA FOR WHICH DESIGNED | OXYGEN, GASEOUS THIRD RESPONSE | | NOMINAL PIPE SIZE ACCOMMODATED | 0.125 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.125 INCHES FIRST END | | OPENING PRESSURE SETTING | 28.3 POUNDS PER SQUARE INCH | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU W/BAFFLE | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD SERIES DESIGNATOR | NPT FIRST END |
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