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National Stock Number:
4820-01-015-2338
Federal Supply Class:
4820
National Item Identification Number:
010152338
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:
| 1298365-2 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| END CONNECTION QUANTITY | 1 | | BODY MATERIAL | PLASTIC,POLYAMIDE,MIL-M-20693,COMP A,TYPE 2 | | BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW | | FURNISHED ITEMS | GASKET AND NUT AND WASHER AND HUMIDITY INDICATOR | | FIRST END CONNECTION TYPE | THREADED EXTERNAL BOSS | | FIRST END THREAD DIRECTION | RIGHT-HAND | | FIRST END THREAD CLASS | 2A | | FIRST END STYLE DESIGNATOR | EXTERNAL SEAT FOR GASKET SEAL | | FLOW CONTROL DEVICE | ANY ACCEPTABLE | | OPENING PRESSURE SETTING | 2.5 POUNDS PER SQUARE INCH | | MAXIMUM OPERATING PRESSURE | 4.0 POUNDS PER SQUARE INCH | | MEDIA FOR WHICH DESIGNED | AIR | | VALVE RELIEF DESIGN TYPE | PRESSURE AND VACUUM | | VALVE VENTING DESIGN TYPE | ATMOSPHERIC |
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