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National Stock Number:
4820-00-958-7194
Federal Supply Class:
4820
National Item Identification Number:
009587194
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:
| 284-0073-001 | 94756 | THE BOEING COMPANY | | 334888 | 56232 | LOCKHEED MARTIN CORPORATION | | ZSP6-622-2 | 98376 | STAR CASES LLC | | ZSP6-622P3-5 | 98376 | STAR CASES LLC | | ZSP622-2 | 98376 | STAR CASES LLC |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | INTEGRAL | | BONNET TYPE | INSIDE SCREW | | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS | | CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | VALVE STEM LOCK SHIELD | | FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 3.5 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | ALUMINUM ALLOY OVERALL | | MAXIMUM OPERATING TEMP | 250.0 FAHRENHEIT SECOND RESPONSE | | MAXIMUM OPERATING TEMP | 280.0 FAHRENHEIT FIRST RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR FIRST RESPONSE | | MEDIA FOR WHICH DESIGNED | NITROGEN, GASEOUS SECOND RESPONSE | | NOMINAL THREAD SIZE | 0.875 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 3.5 POUNDS PER SQUARE INCH | | VALVE DISCHARGE FLOW RATE | 4.5 CUBIC FEET PER MINUTE | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT | ANODIZE LOCATION NOT OTHERWISE SPECIFIED | | THREAD CLASS | 3A ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | UNEF ALL ENDS |
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