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National Stock Number:
4820-01-308-4322
Federal Supply Class:
4820
National Item Identification Number:
013084322
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:
| 019328 | 2J622 | SCI TECHNOLOGY, INC | | 019328-001 | 2J622 | SCI TECHNOLOGY, INC | | TA294-1462 | 08992 | AGM CONTAINER CONTROLS INC | | TA294-20-20-R | 08992 | AGM CONTAINER CONTROLS INC |
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Techincal Specification:
| END CONNECTION QUANTITY | 1 | | BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW | | DISK LOADING METHOD | WEIGHT | | FIRST END CONNECTION TYPE | THREADED EXTERNAL TUBE | | FIRST END NOMINAL THREAD SIZE | 0.750 INCHES | | FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.500 INCHES NOMINAL | | FIRST END SEAT ANGLE IN DEG | 37.0 | | FIRST END STYLE DESIGNATOR | PLAIN | | FIRST END THREAD CLASS | 2A | | FIRST END THREAD DIRECTION | RIGHT-HAND | | FIRST END THREAD SERIES DESIGNATOR | UNF | | FLOW CONTROL DEVICE | DISK, FLAT | | MATERIAL | ALUMINUM ALLOY BODY | | MATERIAL | ALUMINUM ALLOY FLOW CONTROL DEVICE | | MEDIA FOR WHICH DESIGNED | AIR | | OPENING PRESSURE SETTING | 3.5 POUNDS PER SQUARE INCH | | VALVE RELIEF DESIGN TYPE | PRESSURE AND VACUUM | | VALVE VENTING DESIGN TYPE | ATMOSPHERIC |
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