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National Stock Number:
4820-01-257-1495
Federal Supply Class:
4820
National Item Identification Number:
012571495
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:
| 11450540 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 11450540-1 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | TA770-50C-50C-R | 08992 | AGM CONTAINER CONTROLS INC |
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Techincal Specification:
| END CONNECTION QUANTITY | 1 | | BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW | | FIRST END CONNECTION TYPE | THREADED EXTERNAL TUBE | | FIRST END STYLE DESIGNATOR | PLAIN | | FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 2.050 INCHES NOMINAL | | FIRST END THREAD DIRECTION | RIGHT-HAND | | FIRST END THREAD CLASS | 2A | | MATERIAL | ALUMINUM ALLOY BODY | | VALVE RELIEF DESIGN TYPE | PRESSURE AND VACUUM | | VALVE VENTING DESIGN TYPE | ATMOSPHERIC | | TEMP RATING | 160.0 FAHRENHEIT |
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