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National Stock Number: 4820-01-420-3992
Federal Supply Class: 4820
National Item Identification Number: 014203992
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.
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Manufacturer Information:
TA770-20-20-R | 08992 | AGM CONTAINER CONTROLS INC |
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Techincal Specification:
BODY STYLE | SINGLE CONNECTION STRAIGHT THRU | END CONNECTION QUANTITY | 1 | FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE | FIRST END STYLE DESIGNATOR | EXTERNAL SEAT FOR GASKET SEAL | FIRST END THREAD DIRECTION | RIGHT-HAND | FIRST END THREAD SERIES DESIGNATOR | UNS | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 2.000 INCHES | FIRST END NOMINAL THREAD SIZE | 2.000 INCHES | FLOW CONTROL DEVICE | DISK, FLAT | MATERIAL | ALUMINUM BODY | MAXIMUM OPERATING PRESSURE | 3.5 POUNDS PER SQUARE INCH | VALVE RELIEF DESIGN TYPE | PRESSURE AND VACUUM | VALVE VENTING DESIGN TYPE | ATMOSPHERIC |
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