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National Stock Number:
4820-00-013-9268
Federal Supply Class:
4820
National Item Identification Number:
000139268
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:
| 2680018M1 | 76301 | THE BOEING COMPANY | | 2680018M1 | 92003 | PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS | | P18-376T | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| CONNECTION STYLE | FLARED (TUBE) FIRST END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE BODY | | MATERIAL | STEEL COMP 303 BODY | | MAXIMUM OPERATING TEMP | 160.0 FAHRENHEIT SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.438 INCHES FIRST END | | SEAT ANGLE | 37.0 DEGREES FIRST END | | SPECIAL FEATURES | THIRD END IS BULKHEAD TYPE MS33657 | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | TEE | | SURFACE TREATMENT | PASSIVATE | | THREAD CLASS | 3A FIRST END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END | | THREAD QUANTITY PER INCH | 20 FIRST END |
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