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National Stock Number: 4820-01-370-4849
Federal Supply Class: 4820
National Item Identification Number: 013704849
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:
P98-533-4 | 91816 | CIRCOR AEROSPACE, INC. | ST7M475-4 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
CONNECTION STYLE | GASKET SEAL (BOSS) 2ND END | CONNECTION STYLE | PLAIN (TUBE) 1ST END | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | CONNECTION TYPE | THREADED INTERNAL BOSS 2ND END | FLOW CONTROL DEVICE | DISK | MATERIAL | ALUMINUM ALLOY BODY | MAXIMUM OPERATING PRESSURE | 60.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | MAXIMUM OPERATING TEMP | 350.0 FAHRENHEIT SINGLE RESPONSE | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON 2ND RESPONSE | MOUNTING POSITION | HORIZONTAL OR VERTICAL | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | VALVE OPERATION METHOD | AUTOMATIC | STYLE DESIGNATOR | STRAIGHT THRU | THREAD CLASS | 3A 1ST END | THREAD CLASS | 3B 2ND END | THREAD DIRECTION | RIGHT-HAND ALL ENDS | THREAD SERIES DESIGNATOR | UNJ 1ST END | THREAD SERIES DESIGNATOR | UNJF 2ND END | THREAD QUANTITY PER INCH | 20 2ND END |
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