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National Stock Number:
4820-01-172-0460
Federal Supply Class:
4820
National Item Identification Number:
011720460
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:
| R10AL3L3AM-BM3 AND D49188 | 34889 | HUNT VALVE COMPANY INC | | R10AL3L3AM-BM3 AND D50522 | 11859 | HUNT VALVE COMPANY, INC. | | R10AL3L3AM-BM3 AND D50522 | 34889 | HUNT VALVE COMPANY INC |
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Techincal Specification:
| BOLT CIRCLE NOMINAL DIAMETER | 5.500 INCHES ALL ENDS | | BOLT HOLE NOMINAL DIAMETER | 0.688 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 8 ALL ENDS | | BONNET ATTACHMENT METHOD | BOLTED | | BONNET TYPE | INSIDE SCREW | | CONNECTION TYPE | FLANGE ALL ENDS | | CRITICALITY CODE JUSTIFICATION | FEAT | | DISK LOADING METHOD | SPRING | | FURNISHED ITEMS AND QUANTITY | 1 LEVER | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | FLOW CONTROL DEVICE | DISK | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | NICKEL ALLOY FLOW CONTROL DEVICE | | MATERIAL | NICKEL ALLOY SEAT | | MATERIAL | STEEL CORROSION RESISTING STEM | | MAXIMUM OPERATING TEMP | 250.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER | 6.625 INCHES ALL ENDS | | NOMINAL THICKNESS | 0.938 INCHES ALL ENDS | | OPERATING PRESSURE | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | SPECIAL FEATURES | WEAPON SYSTEM ESSENTIAL | | VALVE OPERATION METHOD | AUTOMATIC OR MANUAL | | VALVE SIZE | 3.000 INCHES | | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
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