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National Stock Number:
4820-01-031-1109
Federal Supply Class:
4820
National Item Identification Number:
010311109
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:
| 62814 | 82340 | L3HARRIS TECHNOLOGIES, INC. | | 62814-1 | 82340 | L3HARRIS TECHNOLOGIES, INC. | | 68214-1 | 82340 | L3HARRIS TECHNOLOGIES, INC. | | A-817V | 97484 | EATON AEROSPACE LLC |
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Techincal Specification:
| BODY MATERIAL | ALUMINUM ALLOY, QQ-A-225/3, ALLOY 2011, T3 | | FLOW CONTROL DEVICE | DISK, BOTTOM GUIDED | | VALVE VENTING DESIGN TYPE | ATMOSPHERIC | | BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW | | OUTSIDE SURFACE TREATMENT | ANODIZED, MIL-A-8625, TYPE 2 | | FLOW CONTROL DEVICE MATERIAL | STEEL, CORROSION RESISTING | | END CONNECTION QUANTITY | 1 | | FIRST END CONNECTION TYPE | THREADED EXTERNAL TUBE | | FIRST END STYLE DESIGNATOR | PLAIN | | FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES NOMINAL | | FIRST END THREAD CLASS | 2A | | FIRST END THREAD DIRECTION | RIGHT-HAND | | MEDIA FOR WHICH DESIGNED | AIR | | VALVE RELIEF DESIGN TYPE | PRESSURE | | DISK LOADING METHOD | SPRING | | FURNISHED ITEMS | FILTER SCREEN |
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