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National Stock Number:
4820-01-449-5172
Federal Supply Class:
4820
National Item Identification Number:
014495172
Description:
VALVE,VENT-CHECK
Detail:
A DUAL PURPOSE MARINE VALVE USED PRIMARILY WITH SHIPBOARD CARGO TANKS AND BULKHEADS. IT ACTS BOTH AS A VENT VALVE, TO RELIEVE VACUUM AND PRESSURE, AND A CHECK VALVE, TO PREVENT CARGO CONTAMINATION. IT IS EQUIPPED WITH AN INTERNAL FLAME SCREEN AND/OR A PROTECTIVE MESH AND MAY INCLUDE A HINGED COVER.
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Manufacturer Information:
| 2-1700SILB | 79128 | ROBERT H WAGER CO INC | | 2-1700SILB REV | 79128 | ROBERT H WAGER CO INC |
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Techincal Specification:
| CONNECTION STYLE | REDUCED SOCKET WITH ONE BRAZING RING (PIPE) FIRST END | | CONNECTION TYPE | UNTHREADED INTERNAL PIPE FIRST END | | DISK LOADING METHOD | WEIGHT | | FLOW CONTROL DEVICE | BALL | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | COPPER ALLOY FLOW CONTROL DEVICE | | MATERIAL | STEEL CORROSION RESISTING SEAT | | MOUNTING POSITION | VERTICAL | | NOMINAL PIPE SIZE ACCOMMODATED | 2.000 INCHES FIRST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS |
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