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National Stock Number:
4820-00-076-4383
Federal Supply Class:
4820
National Item Identification Number:
000764383
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:
| 62A116D7 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | F202-1003-1 | 03990 | INGERSOLL-RAND CO | | F202-1003-1 | 04577 | MISSION SYSTEMS ORCHARD PARK INC |
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Techincal Specification:
| END CONNECTION QUANTITY | 2 | | BODY STYLE | ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS | | DISK LOADING METHOD | SPRING | | FIRST END STYLE DESIGNATOR | PLAIN | | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 1.000 INCHES | | FLOW CONTROL DEVICE | DISK, CIRCULAR | | OPERATING PRESSURE | 15.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM | | MATERIAL | COPPER ALLOY 511 STEM | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | RUBBER SYNTHETIC AND PLASTIC FLOW CONTROL DEVICE | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT | | MEDIA FOR WHICH DESIGNED | AIR | | SECOND END STYLE DESIGNATOR | PLAIN | | SECOND END NOMINAL PIPE SIZE ACCOMMODATED | 1.500 INCHES | | SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL | | SPECIAL FEATURES | SEAT MATERIAL: RUBBER,BUNA-N AND DACRON,FLOW CONTROL DEVICE MATERIAL: RUBBER,SILICONE AND NYLON | | VALVE VENTING DESIGN TYPE | CLOSED SYSTEM |
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