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National Stock Number:
4820-00-541-7387
Federal Supply Class:
4820
National Item Identification Number:
005417387
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:
| 428WS3-4 | 63686 | THE WALWORTH COMPANY | | 428WS3-4NICUTRM | 63686 | THE WALWORTH COMPANY | | 578-3803-1572480REVGPCC0S13 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 578-4804-1572374REVAPCPL2 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 7864-163REVGPCC0S13 | 96169 | ELECTRIC BOAT CORPORATION | | 7865-088REVAPCPL2 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| CONNECTION STYLE | STREAMLINED WITH ONE BRAZING RING (PIPE) ALL ENDS | | CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS | | FLOW CONTROL DEVICE | DISK | | OPERATING PRESSURE | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | OPERATING PRESSURE | 1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE | | MATERIAL | COPPER ALLOY OVERALL | | MAXIMUM OPERATING TEMP | 150.0 FAHRENHEIT SECOND RESPONSE | | MAXIMUM OPERATING TEMP | 550.0 FAHRENHEIT FIRST RESPONSE | | MEDIA FOR WHICH DESIGNED | STEAM FIRST RESPONSE | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SECOND RESPONSE | | MOUNTING POSITION | HORIZONTAL | | NOMINAL PIPE SIZE ACCOMMODATED | 0.750 INCHES ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU |
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