5955-01-123-6540 CRYSTAL UNIT,QUARTZ Index 5985-01-123-6543 ANTENNA ELEMENT

National Stock Number:
4820-01-123-6541

Federal Supply Class:
4820

National Item Identification Number:
011236541

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.


Manufacturer Information:
2770108-1010TR84FEDERAL INDUSTRIES, INC.
2770108-10192003PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS
C9567-11WL60LOCKHEED MARTIN SERVICES, LLC
VA00824984HYDRAFLOW
C956781755LOCKHEED MARTIN CORPORATION
C9567-181755LOCKHEED MARTIN CORPORATION


Techincal Specification:
END CONNECTION QUANTITY2
BODY STYLESTRAIGHT THRU
FIRST END CONNECTION TYPETHREADED INTERNAL BOSS
FIRST END NOMINAL THREAD SIZE0.375 INCHES
FIRST END STYLE DESIGNATORGASKET SEAL
FIRST END THREAD CLASS3B
FIRST END THREAD DIRECTIONRIGHT-HAND
FIRST END THREAD SERIES DESIGNATORUNJF
MEDIA FOR WHICH DESIGNEDAIR
SECOND END CONNECTION TYPETHREADED INTERNAL BOSS
SECOND END STYLE DESIGNATORGASKET SEAL
SECOND END THREAD CLASS3B
SECOND END THREAD DIRECTIONRIGHT-HAND
SECOND END THREAD SERIES DESIGNATORUNJF
SECOND END NOMINAL THREAD SIZE0.438 INCHES
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
TEMP CONTROL DEVICE TYPETHERMOSTATIC
TEMP ADJUSTABILITYNOT ADJUSTABLE
SPECIAL FEATURESTEMPERATURE RATING WAS PREVIOUSLY NOTATED WITH SAC CODING AS 1A 65.0 DEGREES FAHRENHEIT AND 1B AS 60.0 DEGREES FAHRENHEIT


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