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National Stock Number:
4820-01-054-6656
Federal Supply Class:
4820
National Item Identification Number:
010546656
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:
| 2677A-4TT-.7 | 91816 | CIRCOR AEROSPACE, INC. | | ES3437-02 | 20418 | DRS SUSTAINMENT SYSTEMS, INC. USE CAGE CODE 98255 FOR CATALOGING | | ES3437-05 | 20418 | DRS SUSTAINMENT SYSTEMS, INC. USE CAGE CODE 98255 FOR CATALOGING | | ES3437-05 | 98255 | DRS SUSTAINMENT SYSTEMS INC |
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Techincal Specification:
| CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS | | CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/4,T351 AND T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | MAXIMUM OPERATING TEMP | 200.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE | | MOUNTING POSITION | HORIZONTAL OR VERTICAL | | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | | OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | SEAT ANGLE | 37.0 DEGREES ALL ENDS | | SPECIAL FEATURES | CRACKING PRESSURE 7.0 PSI | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT | ANODIZE | | THREAD CLASS | 3A ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
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