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National Stock Number:
4820-01-444-8825
Federal Supply Class:
4820
National Item Identification Number:
014448825
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:
| 1/2X1/2-7-U2-2 | 79227 | WATTS REGULATOR CO | | 59784A | 0BE92 | CLARKE INDUSTRIES |
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Techincal Specification:
| CONNECTION STYLE | PLAIN, OPTIONAL END (PIPE) ALL ENDS | | CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | SILICON FLOW CONTROL DEVICE | | MAXIMUM OPERATING TEMP | 140.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | WATER, FRESH SINGLE RESPONSE | | MINIMUM OPERATING TEMP | -33.0 FAHRENHEIT | | MOUNTING POSITION | HORIZONTAL OR VERTICAL | | NOMINAL THREAD SIZE | 0.500 INCHES ALL ENDS | | SPECIAL FEATURES | SERIES 7 DUAL CHECK BACKFLOW PREVENTER | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS |
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