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National Stock Number:
4820-01-125-5504
Federal Supply Class:
4820
National Item Identification Number:
011255504
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:
| 74B580185-101 | 76301 | THE BOEING COMPANY | | P112-533 | 91816 | CIRCOR AEROSPACE, INC. | | P112-533-16 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END | | CONNECTION STYLE | GROOVED (TUBE) SECOND END | | CONNECTION TYPE | THREADED EXTERNAL BOSS FIRST END | | CONNECTION TYPE | UNTHREADED EXTERNAL TUBE SECOND END | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | ALUMINUM BODY | | MAXIMUM OPERATING TEMP | 250.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR FIRST RESPONSE | | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON SECOND RESPONSE | | MOUNTING POSITION | HORIZONTAL OR VERTICAL | | NOMINAL THREAD SIZE | 1.312 INCHES FIRST END | | OPERATING PRESSURE | 25.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | SEAT ANGLE | 37.0 DEGREES FIRST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT | ANODIZE | | THREAD CLASS | 3A FIRST END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD QUANTITY PER INCH | 12 FIRST END | | THREAD SERIES DESIGNATOR | UN FIRST END |
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