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National Stock Number:
4820-00-772-2501
Federal Supply Class:
4820
National Item Identification Number:
007722501
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:
| 5102-1 | 26101 | AAR ALLEN SERVICES, INC |
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Techincal Specification:
| MAXIMUM OPERATING PRESSURE | 190.0 POUNDS PER SQUARE INCH | | TEMP RATING | -65.0 DEG FAHRENHEIT AND | | 450.0 DEG FAHRENHEIT | | VALVE VENTING DESIGN TYPE | CLOSED SYSTEM | | END CONNECTION QUANTITY | 2 | | FIRST END CONNECTION TYPE | THREADED INTERNAL BOSS | | FIRST END STYLE DESIGNATOR | GASKET SEAL | | FIRST END THREAD CLASS | 3B | | FIRST END THREAD DIRECTION | RIGHT-HAND | | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL | | MEDIA FOR WHICH DESIGNED | AIR | | OPENING PRESSURE SETTING | 20.0 POUNDS PER SQUARE INCH | | DISK LOADING METHOD | SPRING | | TEST DATA DOCUMENT | 76823-2-43916-501 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 26101 | | DESIGN CONTROL REFERENCE | 5102-1 |
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