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National Stock Number:
4820-01-588-1280
Federal Supply Class:
4820
National Item Identification Number:
015881280
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:
| 3220-250 | 58553 | SUPERIOR VALVE CO | | 3220@250 PSIG | 58553 | SUPERIOR VALVE CO | | 4112.000 IT 6 | 38728 | BRONSWERK MARINE INC. | | AR155H-250 | 58553 | SUPERIOR VALVE CO |
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Techincal Specification:
| BODY MATERIAL | BRASS | | PART NAME ASSIGNED BY CONTROLLING AGENCY | ANGLED RELIEF VALVE - TYPE 3220A | | PROPRIETARY CHARACTERISTICS | PACS | | SPECIAL FEATURES | INLET SIDE IS 1/2 INCH NPT, OUTLET SIDE IS 5/8 INCH SAE; ITEM IS ANGLED AT 90 DEG | | SUPPLEMENTARY FEATURES | MIN TEMP RATING AT 40.0 DEG F | | TEMP RATING | 325.0 DEG FAHRENHEIT |
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