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National Stock Number:
4820-00-288-6935
Federal Supply Class:
4820
National Item Identification Number:
002886935
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:
| 1709F | 04537 | ATWOOD & MORRILL CO. INC. DBA WEIR VALVES AND CONTROLS USA | | 1709F | 24446 | GENERAL ELECTRIC COMPANY | | 5544110-18 | 24446 | GENERAL ELECTRIC COMPANY | | DD421S61-54PC18 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 1709F | 71669 | GENERAL ELECTRIC CO SWITCHGEAR AND CONTROL DIVISION OF APPARATUS GROUP | | 5544110-18 | 71669 | GENERAL ELECTRIC CO SWITCHGEAR AND CONTROL DIVISION OF APPARATUS GROUP | | W5544110PC18 | 24446 | GENERAL ELECTRIC COMPANY | | W5544110PC18 | 71669 | GENERAL ELECTRIC CO SWITCHGEAR AND CONTROL DIVISION OF APPARATUS GROUP | | DD421S61-54PC18 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +4.5 TO 5.5 POUNDS PER SQUARE INCH | | BOLT CIRCLE NOMINAL DIAMETER | 4.438 INCHES FIRST END | | BOLT HOLE NOMINAL DIAMETER | 0.562 INCHES FIRST END | | BOLT HOLE QUANTITY | 6 FIRST END | | CONNECTION TYPE | FLANGE FIRST END | | DISK LOADING METHOD | SPRING | | FLANGE FACE DESIGN | PLAIN FIRST END | | FLANGE SHAPE | ROUND WITH HOLES FIRST END | | FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | COPPER ALLOY FLOW CONTROL DEVICE | | MATERIAL | NICKEL ALLOY SEAT | | MATERIAL | NICKEL ALLOY STEM | | MAXIMUM OPERATING TEMP | 425.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER | 5.562 INCHES FIRST END | | NOMINAL THICKNESS | 0.500 INCHES FIRST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | ANGLE |
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