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National Stock Number:
4820-01-212-2028
Federal Supply Class:
4820
National Item Identification Number:
012122028
Description:
VALVE,RELIEF,PRESSURE AND TEMPER
Detail:
A VALVE DESIGNED TO RELEASE UNDER EXCESSIVE PRESSURE AND/OR EXCESSIVE TEMPERATURE BY OPENING AT A PREDETERMINED PRESSURE AND/OR TEMPERATURE. THERMOSTATICALLY OPERATED VALVES CLOSE WHEN THE PRESSURE IS RELIEVED OR THE TEMPERATURE IS REDUCED. FUSIBLE PLUG VALVES REQUIRE REPLACEMENT OF THE PLUG. SEE ALSO VALVE, SAFETY RELIEF AND VALVE, REGULATING. TEMPERATURE.
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Manufacturer Information:
| 39201 | 86184 | GRISWOLD INDUSTRIES | | 39201-01 | 86184 | GRISWOLD INDUSTRIES | | 39201-01H | 86184 | GRISWOLD INDUSTRIES |
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Techincal Specification:
| END CONNECTION QUANTITY | 2 | | ADJUSTABLE PRESSURE RANGE | +10.0/+100.0 POUNDS PER SQUARE INCH | | BODY MATERIAL | STEEL, MIL-S-15083, GRADE B | | BODY STYLE | STRAIGHT THRU | | FIRST END CONNECTION TYPE | UNTHREADED INTERNAL PIPE | | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES | | FIRST END STYLE DESIGNATOR | SOCKET | | FLOW CONTROL DEVICE | DISK, FLAT | | PROPRIETARY CHARACTERISTICS | PACS | | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL | | TEMP ADJUSTABILITY | NOT ADJUSTABLE |
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