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National Stock Number:
4820-00-671-9624
Federal Supply Class:
4820
National Item Identification Number:
006719624
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:
| 56A2147 | 5RQL2 | DRS ENVIRONMENTAL SYSTEMS INC | | 56A2147 | 92878 | HDT EXPEDITIONARY SYSTEMS INC | | 56A2147 | 94833 | KECO INDUSTRIES INC. |
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Techincal Specification:
| END CONNECTION QUANTITY | 2 | | BODY MATERIAL | BRASS | | BODY STYLE | ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS | | FIRST END CONNECTION TYPE | UNTHREADED INTERNAL TUBE | | FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.750 INCHES NOMINAL | | FIRST END STYLE DESIGNATOR | BELL | | FLOW CONTROL DEVICE | STEM AND INTEGRAL DISK | | SECOND END CONNECTION TYPE | BUTT WELD TUBE | | SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL | | SECOND END STYLE DESIGNATOR | PLAIN | | TEMP RATING | 350.0 FAHRENHEIT | | VALVE VENTING DESIGN TYPE | CLOSED SYSTEM |
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