4730-00-876-8898 REDUCER,TUBE Index 4820-00-876-8901 INACTIVE

National Stock Number:
4820-00-876-8900

Federal Supply Class:
4820

National Item Identification Number:
008768900

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:
685861773342ALLISON TRANSMISSION INC
TA300-160708992AGM CONTAINER CONTROLS INC
TA300-70-05R01347ARIZONA GEAR AND MFG CO
TA300-70-05R08992AGM CONTAINER CONTROLS INC


Techincal Specification:
BODY STYLESINGLE CONNECTION, STRAIGHT FLOW
END CONNECTION QUANTITY1
FIRST END CONNECTION TYPETHREADED INTERNAL PIPE
FIRST END STYLE DESIGNATORPLAIN
FIRST END NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES
FIRST END NOMINAL THREAD SIZE0.750 INCHES
FIRST END THREAD DIRECTIONRIGHT-HAND
FIRST END THREAD SERIES DESIGNATORNPSM
FLOW CONTROL DEVICEPOPPET
MATERIALALUMINUM BODY
MAXIMUM OPERATING PRESSURE0.5 POUNDS PER SQUARE INCH AND 7.0 POUNDS PER SQUARE INCH
MEDIA FOR WHICH DESIGNEDAIR
SURFACE TREATMENTANODIZE OUTSIDE
VALVE RELIEF DESIGN TYPEPRESSURE AND VACUUM
VALVE VENTING DESIGN TYPEATMOSPHERIC


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