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National Stock Number:
4820-00-837-9967
Federal Supply Class:
4820
National Item Identification Number:
008379967
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:
| A318383-2 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2 |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +645.0 TO 695.0 POUNDS PER SQUARE INCH | | BONNET TYPE | PACKING RETAINING | | CONNECTION TYPE | THREADED EXTERNAL BOSS FIRST END | | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE | | FLOW CONTROL DEVICE | POPPET | | NOMINAL THREAD SIZE | 1.750 INCHES FIRST END | | RENEWABLE SEAT RING TYPE | PRESSED-IN | | STYLE DESIGNATOR | ANGLE | | THREAD CLASS | 3A FIRST END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD QUANTITY PER INCH | 12 FIRST END | | THREAD SERIES DESIGNATOR | UN FIRST END | | VALVE OPERATION METHOD | AUTOMATIC |
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