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National Stock Number:
4820-00-173-7379
Federal Supply Class:
4820
National Item Identification Number:
001737379
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:
| 65651-05072-101 | 78286 | SIKORSKY AIRCRAFT CORPORATION | | H421 | 06239 | AUSCO INC |
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Techincal Specification:
| APERTURE DIAMETER | 0.095 INCHES NOMINAL | | CONNECTION STYLE | FLARELESS SECOND END | | CONNECTION STYLE | FLARELESS FIRST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE SECOND END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON SINGLE RESPONSE | | MOUNTING POSITION | HORIZONTAL OR VERTICAL | | NOMINAL THREAD SIZE | 0.750 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.562 INCHES SECOND END | | SEAT ANGLE | 12.0 DEGREES SECOND END | | SEAT ANGLE | 12.0 DEGREES FIRST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT | PASSIVATE | | THREAD CLASS | 3A FIRST END | | THREAD CLASS | 3A SECOND END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD DIRECTION | RIGHT-HAND SECOND END | | THREAD SERIES DESIGNATOR | UNF FIRST END | | THREAD SERIES DESIGNATOR | UNF SECOND END |
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