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National Stock Number:
4820-00-203-8051
Federal Supply Class:
4820
National Item Identification Number:
002038051
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:
| 5S1287M0DSPRLDG6INF | 80064 | NAVAL SHIP SYSTEMS COMMAND | | P775 | 71905 | DERBYSHIRE MACHINE & TOOL CO |
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Techincal Specification:
| BOLT CIRCLE NOMINAL DIAMETER | 8.875 INCHES ALL ENDS | | BOLT HOLE NOMINAL DIAMETER | 0.687 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 12 ALL ENDS | | CONNECTION TYPE | FLANGE ALL ENDS | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE | | FLANGE FACE DESIGN | PLAIN ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | COPPER ALLOY OVERALL | | MAXIMUM OPERATING TEMP | 425.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER | 10.125 INCHES ALL ENDS | | NOMINAL THICKNESS | 0.250 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 2.0 POUNDS PER SQUARE INCH | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | ANGLE |
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