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National Stock Number:
4820-00-541-4995
Federal Supply Class:
4820
National Item Identification Number:
005414995
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:
| 1809 | 16497 | DRESSER, INC. | | 5119-4824-3803 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | R6309LL | 16497 | DRESSER, INC. |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +33.0 TO 53.0 POUNDS PER SQUARE INCH | | BOLT HOLE NOMINAL DIAMETER | 0.562 INCHES 2ND END | | BOLT HOLE QUANTITY | 4 2ND END | | BOLT CIRCLE NOMINAL DIAMETER | 3.375 INCHES 2ND END | | BONNET ATTACHMENT METHOD | UNION | | BONNET TYPE | EXPOSED SPRING | | CONNECTION TYPE | UNTHREADED INTERNAL PIPE 1ST END | | CONNECTION STYLE | SOCKET WITH BRAZING RING 1ST END | | DISK LOADING METHOD | SPRING | | FURNISHED ITEMS AND QUANTITY | 1 NUT | | FLANGE FACE DESIGN | PLAIN 2ND END | | FLANGE SHAPE | ROUND WITH HOLES 2ND END | | FLOW CONTROL DEVICE | DISK | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | COPPER ALLOY STEM | | MATERIAL | NICKEL ALLOY FLOW CONTROL DEVICE | | MATERIAL | NICKEL ALLOY SEAT | | MAXIMUM OPERATING TEMP | 100.0 FAHRENHEIT 2ND RESPONSE | | MAXIMUM OPERATING TEMP | 250.0 FAHRENHEIT 1ST RESPONSE | | NOMINAL OUTSIDE DIAMETER | 4.500 INCHES 2ND END | | NOMINAL PIPE SIZE ACCOMMODATED | 1.250 INCHES 1ST END | | NOMINAL THICKNESS | 0.438 INCHES 2ND END | | STYLE DESIGNATOR | ANGLE | | VALVE OPERATION METHOD | AUTOMATIC |
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