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National Stock Number:
4820-01-244-2415
Federal Supply Class:
4820
National Item Identification Number:
012442415
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:
| 717801986 | 04939 | LOCKHEED MARTIN CORPORATION | | TA238-1382 | 08992 | AGM CONTAINER CONTROLS INC | | TA238-1382-2 | 08992 | AGM CONTAINER CONTROLS INC |
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Techincal Specification:
| END CONNECTION QUANTITY | 1 | | BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW | | DISK LOADING METHOD | SPRING | | FIRST END STYLE DESIGNATOR | PLAIN | | FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.625 INCHES NOMINAL | | FIRST END THREAD CLASS | 2A | | FLOW CONTROL DEVICE | DISK, CIRCULAR | | OPERATING PRESSURE | 4.000 POUNDS PER SQUARE INCH (PSI) MAXIMUM | | MATERIAL | ALUMINUM ALLOY BODY | | MATERIAL | ALUMINUM ALLOY FLOW CONTROL DEVICE | | MATERIAL | ALUMINUM ALLOY SEAT | | MEDIA FOR WHICH DESIGNED | AIR | | SPECIAL FEATURES | W/RECESSED MANUAL-RELIEF PUSH BUTTON,GASKET,AND HEX NUT | | VALVE RELIEF DESIGN TYPE | PRESSURE AND VACUUM | | VALVE VENTING DESIGN TYPE | ATMOSPHERIC | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE | | SURFACE TREATMENT | ANODIZE OUTSIDE |
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