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National Stock Number:
4820-01-212-6791
Federal Supply Class:
4820
National Item Identification Number:
012126791
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:
| 3428 | 63686 | THE WALWORTH COMPANY | | W428 | 63686 | THE WALWORTH COMPANY |
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Techincal Specification:
| CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS | | MATERIAL | COPPER OVERALL | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE | | NOMINAL THREAD SIZE | 1.500 INCHES ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPTF ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC |
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