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National Stock Number:
4820-01-203-8853
Federal Supply Class:
4820
National Item Identification Number:
012038853
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:
| 20269 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | | 20269ASSYB51M(SPCLN) | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | | 20269B51M | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
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Techincal Specification:
| END CONNECTION QUANTITY | 2 | | BODY MATERIAL | BRONZE, ASTM B61 | | BODY STYLE | ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS | | CRITICALITY CODE JUSTIFICATION | ZZZY | | FLOW CONTROL DEVICE MATERIAL | NICKEL COPPER ALLOY | | FLOW CONTROL DEVICE | DISK, FLAT | | PROPRIETARY CHARACTERISTICS | PACS | | MEDIA FOR WHICH DESIGNED | OXYGEN | | OPENING PRESSURE SETTING | 10.0 POUNDS PER SQUARE INCH | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS | | SEAT MATERIAL | NICKEL COPPER ALLOY | | STEM MATERIAL | NICKEL COPPER ALLOY | | TEMP ADJUSTABILITY | NOT ADJUSTABLE | | TEMP RATING | 120.0 DEG FAHRENHEIT |
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