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National Stock Number:
4820-01-016-4241
Federal Supply Class:
4820
National Item Identification Number:
010164241
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:
| 433-1962 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | TC78V-07-25-05 | 84971 | TA AEROSPACE CO | | XTC01V06 | 84971 | TA AEROSPACE CO |
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Techincal Specification:
| END CONNECTION QUANTITY | 1 | | BODY MATERIAL | ALUMINUM ALLOY | | BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW | | DISK LOADING METHOD | SPRING | | FURNISHED ITEMS | NUT | | FIRST END CONNECTION TYPE | THREADED EXTERNAL BOSS | | FIRST END THREAD DIRECTION | RIGHT-HAND | | FIRST END THREAD CLASS | 2A | | FIRST END STYLE DESIGNATOR | EXTERNAL SEAT FOR GASKET SEAL | | FLOW CONTROL DEVICE MATERIAL | RUBBER, SYNTHETIC | | FLOW CONTROL DEVICE | DISK, FLAT | | OUTSIDE SURFACE TREATMENT | ANODIZED | | SEAT MATERIAL | ALUMINUM ALLOY | | VALVE RELIEF DESIGN TYPE | PRESSURE AND VACUUM | | VALVE VENTING DESIGN TYPE | ATMOSPHERIC |
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