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National Stock Number:
4820-00-953-1970
Federal Supply Class:
4820
National Item Identification Number:
009531970
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:
| 232-001-0003 | 95542 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 524A1M21 | 91816 | CIRCOR AEROSPACE, INC. | | G281610-1 | 64959 | AMERICAN TELEPHONE AND TELEGRAPH CO | | P9-644-23 | 91816 | CIRCOR AEROSPACE, INC. | | G281610-1 | 92674 | A T AND T TECNOLOGIES INC SUB OF AMERICAN TELEPHONE AND TELEGRAPH NORTH CAROLINA WORKS |
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Techincal Specification:
| STYLE DESIGNATOR | STRAIGHT THRU | | VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | ALUMINUM ALLOY 2024 BODY | | ALUMINUM ALLOY 2024 AND | | RUBBER SILICONE CLASS Q 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 1ST MATERIAL RESPONSE FLOW CONTROL DEVICE | | QQ-A-225/6,ALLOY2024,T4 FED SPEC SINGLE MATERIAL RESPONSE SEAT | | SURFACE TREATMENT | ANODIZE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE | | FLOW CONTROL DEVICE | POPPET | | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE | | OIL, CHLORINATED TRANSFORMER 2ND RESPONSE | | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 400.0 DEG FAHRENHEIT SINGLE RESPONSE | | CONNECTION TYPE | THREADED EXTERNAL PIPE ALL ENDS | | CONNECTION STYLE | PLAIN (PIPE) ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS | | NOMINAL THREAD SIZE | 0.125 INCHES ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | DISK LOADING METHOD | SPRING | | OPENING PRESSURE SETTING | 21.0 POUNDS PER SQUARE INCH |
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