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National Stock Number: 4820-01-015-3439
Federal Supply Class: 4820
National Item Identification Number: 010153439
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:
10109268 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | 35C-1A | 91511 | AUTO-VALVE, INC | CV99-9 | 91816 | CIRCOR AEROSPACE, INC. | ST7M350 | 76301 | THE BOEING COMPANY | ST7M350-1A | 76301 | THE BOEING COMPANY | VEAAL00001-35 | 91511 | AUTO-VALVE, INC |
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Techincal Specification:
END CONNECTION QUANTITY | 1 | BODY MATERIAL | ALUMINUM ALLOY | BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW | DISK LOADING METHOD | SPRING | FIRST END CONNECTION TYPE | THREADED EXTERNAL BOSS | FIRST END THREAD DIRECTION | RIGHT-HAND | FIRST END THREAD CLASS | 2A | FIRST END STYLE DESIGNATOR | PLAIN | FLOW CONTROL DEVICE MATERIAL | ALUMINUM ALLOY | FLOW CONTROL DEVICE | POPPET | OUTSIDE SURFACE TREATMENT | ANODIZED | MEDIA FOR WHICH DESIGNED | AIR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL | VALVE RELIEF DESIGN TYPE | PRESSURE | VALVE VENTING DESIGN TYPE | ATMOSPHERIC |
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