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National Stock Number:
4820-00-481-2413
Federal Supply Class:
4820
National Item Identification Number:
004812413
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:
| 9R2136 | 99240 | CRISSAIR INC | | C2784-30-3010 | 81755 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY BODY | | STEEL CORROSION RESISTING FLOW CONTROL DEVICE | | STEEL CORROSION RESISTING SEAT | | STYLE DESIGNATOR | STRAIGHT THRU | | APERTURE DIAMETER | 0.125 INCHES NOMINAL | | FLOW CONTROL DEVICE | POPPET | | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | VALVE OPERATION METHOD | AUTOMATIC | | CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | THREAD SERIES DESIGNATOR | UNF ALL ENDS | | NOMINAL THREAD SIZE | 0.875 INCHES ALL ENDS | | THREAD CLASS | 3A 1ST END | | 2A 2ND END | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | MOUNTING POSITION | HORIZONTAL OR | | VERTICAL | | DISK LOADING METHOD | SPRING |
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