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National Stock Number:
4820-00-446-3585
Federal Supply Class:
4820
National Item Identification Number:
004463585
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:
| 3306452 | 55380 | HATCH & KIRK, INC. | | 3306452 | 72915 | GENERAL MOTORS CORP ELECTRO-MOTIVE DIV | | S2981D | 37239 | LUNKENHEIMER CO | | 81125S41-21502PC11 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| STYLE DESIGNATOR | ANGLE | | VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | COPPER ALLOY BODY | | COPPER ALLOY FLOW CONTROL DEVICE | | COPPER ALLOY SEAT | | COPPER ALLOY STEM | | FLOW CONTROL DEVICE | DISK | | MAXIMUM OPERATING PRESSURE | 100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 425.0 DEG FAHRENHEIT SINGLE RESPONSE | | CONNECTION TYPE | FLANGE 1ST END | | FLANGE SHAPE | ROUND WITH HOLES 1ST END | | NOMINAL OUTSIDE DIAMETER | 6.625 INCHES 1ST END | | NOMINAL THICKNESS | 0.500 INCHES 1ST END | | BOLT HOLE QUANTITY | 8 1ST END | | BOLT HOLE NOMINAL DIAMETER | 0.562 INCHES 1ST END | | BOLT CIRCLE NOMINAL DIAMETER | 5.500 INCHES 1ST END | | FLANGE FACE DESIGN | PLAIN 1ST END | | BONNET TYPE | INSIDE SPRING | | BONNET ATTACHMENT METHOD | THREADED | | DISK LOADING METHOD | SPRING | | ADJUSTABLE PRESSURE RANGE | 26.0 TO 75.0 POUNDS PER SQUARE INCH | | SPECIAL FEATURES | MODIFIED WITH FLANGED ENDS AND FLAT DISK |
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