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National Stock Number:
4820-00-188-8297
Federal Supply Class:
4820
National Item Identification Number:
001888297
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:
| 621B-2-3/8-2 | 09990 | PARKER-HANNIFIN CORPORATION | | 621B2 3-8 2 | 86768 | TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | THREADED | | BONNET TYPE | INSIDE SPRING | | CONNECTION STYLE | PLAIN (PIPE) 2ND END | | CONNECTION TYPE | THREADED EXTERNAL PIPE 2ND END | | CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) 1ST END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | ALUMINUM ALLOY BODY | | MATERIAL | RUBBER SYNTHETIC PACKING | | MATERIAL | RUBBER SYNTHETIC SEAT | | MATERIAL | STEEL FLOW CONTROL DEVICE | | MAXIMUM OPERATING TEMP | 225.0 FAHRENHEIT SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.375 INCHES 2ND END | | NOMINAL THREAD SIZE | 0.375 INCHES 1ST END | | OPENING PRESSURE SETTING | 35.0 POUNDS PER SQUARE INCH | | RENEWABLE SEAT RING TYPE | PRESSED-IN | | STYLE DESIGNATOR | ANGLE | | SURFACE TREATMENT | ANODIZE | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD DIRECTION | RIGHT-HAND 2ND END | | THREAD SERIES DESIGNATOR | NPT 1ST END | | THREAD SERIES DESIGNATOR | NPT 2ND END | | VALVE OPERATION METHOD | AUTOMATIC |
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