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National Stock Number:
4820-01-054-6657
Federal Supply Class:
4820
National Item Identification Number:
010546657
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:
| D524A6D19 | 91816 | CIRCOR AEROSPACE, INC. | | D524A6D19-0 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL BOSS 1ST END | | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/4,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | MAXIMUM OPERATING TEMP | 400.0 FAHRENHEIT SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 30.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE | | MEDIA FOR WHICH DESIGNED | CARBON DIOXIDE 2ND RESPONSE | | MEDIA FOR WHICH DESIGNED | HELIUM 3RD RESPONSE | | MEDIA FOR WHICH DESIGNED | HYDROGEN 4TH RESPONSE | | MEDIA FOR WHICH DESIGNED | NITROGEN, GASEOUS 5TH RESPONSE | | NOMINAL THREAD SIZE | 0.562 INCHES 1ST END | | OPENING PRESSURE SETTING | 19.0 POUNDS PER SQUARE INCH | | SPECIAL FEATURES | 6TH MEDIA OXYGEN,GASEOUS | | SEAT ANGLE | 37.0 DEGREES 1ST END | | STYLE DESIGNATOR | STRAIGHT THRU W/BAFFLE | | SURFACE TREATMENT | ANODIZE | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD CLASS | 3A 1ST END | | THREAD SERIES DESIGNATOR | UNJF 1ST END | | VALVE OPERATION METHOD | AUTOMATIC |
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