4820-01-372-4837 VALVE,EXPANSION Index 2510-01-372-4839 SHOCK ABSORBER,DIRECT ACTION

National Stock Number:
4820-01-372-4838

Federal Supply Class:
4820

National Item Identification Number:
013724838

Description:
VALVE,PRESSURE EQUALIZING,GASEOU

Detail:
A VALVE CONSISTING OF A SINGLE DEADWEIGHT LOADED DISK, OR TWO DEADWEIGHT LOADED DISKS EACH WITH A SEPERATE SEAT. IT IS SPECIFICALLY DESIGNED FOR THE RELIEF OF SMALL PRESSURE AND VACUUM CONDITIONS WITHIN A TANK OR OTHER CONTAINER TO OR FROM THE ATMOSPHERE. THE CENTER OF A SINGLE DEADWEIGHT LOADED DISK MAY CONTAIN A SPRING LOADED DISK FORMING AN ADDITIONAL SEAT OR APERTURE. IT MAY BE SPRING LOADED AND/OR EQUIPPED WITH A MANUAL UNLOADER ON EITHER THE PRESSURE OR VACUUM SIDE. EXCLUDE VALVE, VACUUM BREAKING.


Manufacturer Information:
TA750-VR-025C01347ARIZONA GEAR AND MFG CO
TA750-VR-025C08992AGM CONTAINER CONTROLS INC


Techincal Specification:
END CONNECTION QUANTITY1
BODY STYLESINGLE CONNECTION, STRAIGHT FLOW
FIRST END CONNECTION TYPETHREADED EXTERNAL TUBE
FIRST END STYLE DESIGNATORPLAIN
FIRST END NOMINAL THREAD SIZE2.000 INCHES
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED1.500 INCHES NOMINAL
FIRST END THREAD DIRECTIONRIGHT-HAND
FIRST END THREAD CLASS3A
FIRST END THREAD SERIES DESIGNATORUNS
FLOW CONTROL DEVICEDIAPHRAGM
MATERIALPLASTIC SILICONE FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING BODY
MAXIMUM OPERATING PRESSURE4.0 POUNDS PER SQUARE INCH
MEDIA FOR WHICH DESIGNEDHYDROCARBON FUELS AND OILS
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
VALVE RELIEF DESIGN TYPEVACUUM
VALVE VENTING DESIGN TYPEATMOSPHERIC


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