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National Stock Number:
4820-00-852-5445
Federal Supply Class:
4820
National Item Identification Number:
008525445
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:
| 8193-3 | 99643 | EATON AEROSPACE LLC |
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Techincal Specification:
| MOUNTING POSITION | HORIZONTAL OR | | VERTICAL | | DISK LOADING METHOD | SPRING | | MATERIAL | STEEL COMP 416 BODY | | MATERIAL DOCUMENT AND CLASSIFICATION | FED-STD-66, AISI 416 FED STD SINGLE MATERIAL RESPONSE BODY | | STYLE DESIGNATOR | STRAIGHT THRU | | FLOW CONTROL DEVICE | DISK | | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, SILICATE-ESTER BASE SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 180.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 71.0 DEG CELSIUS SINGLE RESPONSE | | VALVE OPERATION METHOD | AUTOMATIC | | CONNECTION TYPE | THREADED EXTERNAL BOSS 1ST END | | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | THREAD SERIES DESIGNATOR | UNJ 1ST END | | UNF 2ND END | | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | | THREAD QUANTITY PER INCH | 20 1ST END | | THREAD CLASS | 3A 1ST END | | 3B 2ND END | | THREAD DIRECTION | RIGHT-HAND ALL ENDS |
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