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National Stock Number:
4820-01-191-4060
Federal Supply Class:
4820
National Item Identification Number:
011914060
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:
| 13221118 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | RV99-30 | 91816 | CIRCOR AEROSPACE, INC. | | RV99-56 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +3200.0 TO 3750.0 POUNDS PER SQUARE INCH | | CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS | | CONNECTION STYLE | FLARED (TUBE) ALL ENDS | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | STEEL CORROSION RESISTING BODY | | MAXIMUM OPERATING TEMP | 160.0 FAHRENHEIT SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | | SEAT ANGLE | 37.0 DEGREES ALL ENDS | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD CLASS | 3A ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT (UNJ) ALL ENDS | | THREAD QUANTITY PER INCH | 20 ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | VALVE DISCHARGE FLOW RATE | 6.0 CUBIC FEET PER MINUTE |
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