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National Stock Number: 4820-01-219-4931
Federal Supply Class: 4820
National Item Identification Number: 012194931
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:
283268-0001 | 99657 | MAROTTA CONTROLS INC |
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Techincal Specification:
FLOW CONTROL DEVICE | POPPET | BODY MATERIAL | BRONZE, ASTM B61 OR | | BRONZE, ASTM B62 OR | | BRONZE, ASTM B63 | SEAT MATERIAL | POLYAMIDE NYLON | FLOW CONTROL DEVICE MATERIAL | STEEL | END CONNECTION QUANTITY | 1 | MEDIA FOR WHICH DESIGNED | AIR | ADJUSTABLE PRESSURE RANGE | 23.0 TO 38.0 POUNDS PER SQUARE INCH | THE MANUFACTURERS DATA | | MANUFACTURERS CODE | 99657 | DESIGN CONTROL REFERENCE | 283268-0001 |
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