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National Stock Number:
4820-01-608-7695
Federal Supply Class:
4820
National Item Identification Number:
016087695
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:
| 002600 | 0CAE9 | SEI INDUSTRIES LTD | | 2000L | 72661 | DIXON VALVE & COUPLING COMPANY, LLC |
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Techincal Specification:
| MATERIAL | STEEL BODY | | PART NAME ASSIGNED BY CONTROLLING AGENCY | AUTOMATIC PRESSURE/VACUUM RELIEF CAPS | | SPECIAL FEATURES | 2 IN MALE NPT; RELIEVES VACUUM AT .7 HG(.33) PSI AND PRESSURE AT 2 PSI, 20 SCFM FLOW; NORMALLY CLOSED, STOPS FUEL EVAPORATION AND AIRBORNE CONTAMINANTS; LOCKABLE; RELIEVES BOTH PRESSURE AND VACUUM BUILDUP IN STATIONARY FUEL TANKS | | VALVE RELIEF DESIGN TYPE | PRESSURE AND VACUUM |
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