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National Stock Number:
4820-00-621-1237
Federal Supply Class:
4820
National Item Identification Number:
006211237
Description:
VALVE,CHECK
Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
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Manufacturer Information:
| 038-001A043 | 64707 | NATIONAL FLUID SEPERATORS DBA NATIONAL FLUID SEPARATORS | | 2259B6MM | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| CONNECTION STYLE | PLAIN (PIPE) ALL ENDS | | CONNECTION TYPE | THREADED EXTERNAL PIPE ALL ENDS | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | COPPER ALLOY OVERALL | | MAXIMUM OPERATING TEMP | -40.0 FAHRENHEIT FIRST RESPONSE | | MAXIMUM OPERATING TEMP | 250.0 FAHRENHEIT SECOND RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR FIRST RESPONSE | | MEDIA FOR WHICH DESIGNED | HELIUM SECOND RESPONSE | | MEDIA FOR WHICH DESIGNED | HYDROGEN THIRD RESPONSE | | MEDIA FOR WHICH DESIGNED | NITROGEN, GASEOUS FOURTH RESPONSE | | MEDIA FOR WHICH DESIGNED | OIL, HYDRAULIC FIFTH RESPONSE | | MOUNTING POSITION | HORIZONTAL | | NOMINAL THREAD SIZE | 0.750 INCHES ALL ENDS | | RENEWABLE SEAT RING TYPE | PRESSED-IN | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS |
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