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National Stock Number:
4820-01-201-0799
Federal Supply Class:
4820
National Item Identification Number:
012010799
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:
| TA-770-1248 | 00334 | CLARIANT CORP | | TA-770-1248 | 01347 | ARIZONA GEAR AND MFG CO | | TA-770-1248 | 08992 | AGM CONTAINER CONTROLS INC | | TA770-1248 | 08992 | AGM CONTAINER CONTROLS INC |
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Techincal Specification:
| END CONNECTION QUANTITY | 1 | | BODY STYLE | SINGLE CONNECTION STRAIGHT THRU | | DISK LOADING METHOD | SPRING | | FIRST END CONNECTION TYPE | THREADED EXTERNAL TUBE | | FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 2.000 INCHES NOMINAL | | FIRST END SEAT ANGLE IN DEG | 1.0 | | FIRST END STYLE DESIGNATOR | PLAIN | | FIRST END THREAD CLASS | 2A | | FIRST END THREAD DIRECTION | RIGHT-HAND | | FLOW CONTROL DEVICE | DISK, TOP GUIDED | | OPENING PRESSURE SETTING | 1.0 POUNDS PER SQUARE INCH | | SPECIAL FEATURES | WITH MANUAL RELEASE BUTTON | | VALVE VENTING DESIGN TYPE | ATMOSPHERIC |
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