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National Stock Number:
4820-00-612-3875
Federal Supply Class:
4820
National Item Identification Number:
006123875
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:
| 12602-B1 | 91561 | PARKER HANNIFIN CORPORATION DBA QUICK COUPLING DIV DIV QUICK COUPLING DIVISION BRUNING OPERATION | | 12602B | 91561 | PARKER HANNIFIN CORPORATION DBA QUICK COUPLING DIV DIV QUICK COUPLING DIVISION BRUNING OPERATION | | 572-31 | 91561 | PARKER HANNIFIN CORPORATION DBA QUICK COUPLING DIV DIV QUICK COUPLING DIVISION BRUNING OPERATION | | 6801-007 | 91561 | PARKER HANNIFIN CORPORATION DBA QUICK COUPLING DIV DIV QUICK COUPLING DIVISION BRUNING OPERATION | | 634131-1 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| BODY MATERIAL | ALUMINUM ALLOY, QQ-A-225/5, ALLOY 2017, T4 | | FLOW CONTROL DEVICE | POPPET | | TEMP RATING | -70.0 DEG FAHRENHEIT AND | | 165.0 DEG FAHRENHEIT | | VALVE VENTING DESIGN TYPE | ATMOSPHERIC | | BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW | | OUTSIDE SURFACE TREATMENT | ANODIZED, MIL-A-8625 | | FLOW CONTROL DEVICE MATERIAL | ALUMINUM ALLOY, QQ-A-225/5, ALLOY 2017, T4 | | END CONNECTION QUANTITY | 1 | | FIRST END CONNECTION TYPE | THREADED EXTERNAL TUBE | | FIRST END STYLE DESIGNATOR | FLARED | | FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 1.000 INCHES NOMINAL | | FIRST END THREAD CLASS | 3A | | FIRST END THREAD DIRECTION | RIGHT-HAND | | FIRST END SEAT RADIUS | 0.005 INCHES MINIMUM AND | | 0.015 INCHES MAXIMUM | | MEDIA FOR WHICH DESIGNED | AIR AND | | HYDROCARBON FUELS AND OILS | | VALVE RELIEF DESIGN TYPE | PRESSURE AND | | VACUUM | | DISK LOADING METHOD | SPRING | | SPECIAL FEATURES | ADJUSTING SCREW-RING W/SPANNER WRENCH SLOT AT END OF VALVE 3.38 IN. L O/L COMPLETELY CLOSED,3.75 IN. L O/A COMPLETELY OPEN |
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