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National Stock Number:
4820-00-068-7764
Federal Supply Class:
4820
National Item Identification Number:
000687764
Description:
VALVE,RESTRICTOR CHECK
Detail:
A VALVE HAVING AN ORIFICE IN THE POPPET, DISK, OR THE LIKE, TO PERMIT RESTRICTED FLUID FLOW WHEN THE VALVE IS SEATED. IT DOES NOT HAVE A STEM OR PROVISIONS FOR PRESSURE ADJUSTMENTS, AND IS SIMILAR TO A VALVE, CHECK WITH THE EXCEPTION OF THE ORIFICE WHICH PERMITS FLUID FLOW IN MORE THAN ONE DIRECTION.
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Manufacturer Information:
| 1141B0488 | 57817 | TACTAIR FLUID CONTROLS INC PHOENIX CONTROLS DIV | | 1141B0488 | 70236 | TACTAIR FLUID CONTROLS INC |
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Techincal Specification:
| CONNECTION STYLE | FLARELESS FIRST END | | CONNECTION STYLE | GASKET SEAL (BOSS) SECOND END | | CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END | | CONNECTION TYPE | THREADED INTERNAL BOSS SECOND END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | ALUMINUM ALLOY BODY | | MATERIAL | ALUMINUM ALLOY FLOW CONTROL DEVICE | | MATERIAL | RUBBER SYNTHETIC PACKING | | MAXIMUM OPERATING TEMP | 275.0 FAHRENHEIT SECOND RESPONSE | | MAXIMUM OPERATING TEMP | -65.0 FAHRENHEIT FIRST RESPONSE | | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON SINGLE RESPONSE | | MOUNTING POSITION | HORIZONTAL OR VERTICAL | | NOMINAL THREAD SIZE | 0.437 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.438 INCHES SECOND END | | OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | SEAT ANGLE | 12.5 DEGREES FIRST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT | ANODIZE | | THREAD CLASS | 3A FIRST END | | THREAD CLASS | 3B SECOND END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD DIRECTION | RIGHT-HAND SECOND END | | THREAD SERIES DESIGNATOR | UNF FIRST END |
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