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National Stock Number:
4820-00-009-5209
Federal Supply Class:
4820
National Item Identification Number:
000095209
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:
| 247ASC1527-002 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER | | D559A-4D-42 | 91816 | CIRCOR AEROSPACE, INC. | | D559A4D42PS1 | 91816 | CIRCOR AEROSPACE, INC. | | D559A4D42PSI | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| STYLE DESIGNATOR | STRAIGHT THRU W/BAFFLE | | VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | ALUMINUM ALLOY 2024 BODY | | ALUMINUM ALLOY 2024 AND | | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE | | ALUMINUM ALLOY 2024 SEAT | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,ALLOY2024,T4 FED SPEC SINGLE MATERIAL RESPONSE BODY | | QQ-A-225/6,ALLOY2024,T4 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE | | QQ-A-225/6,ALLOY2024,T4 FED SPEC SINGLE MATERIAL RESPONSE SEAT | | FLOW CONTROL DEVICE | POPPET | | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE | | ACETYLENE 2ND RESPONSE | | AMMONIA, GASEOUS 3RD RESPONSE | | REFRIGERANT 12 4TH RESPONSE | | HYDROGEN 5TH RESPONSE | | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 280.0 DEG FAHRENHEIT SINGLE RESPONSE | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION STYLE | PLAIN (TUBE) 1ST END | | THREAD SERIES DESIGNATOR | UNJF 1ST END | | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END | | THREAD CLASS | 3A 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | DISK LOADING METHOD | SPRING | | OPENING PRESSURE SETTING | 42.0 POUNDS PER SQUARE INCH | | FURNISHED ITEMS AND QUANTITY | 1 DEFLECTOR CAP | | MINIMUM OPERATING TEMP | -40.0 DEG FAHRENHEIT |
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