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National Stock Number:
4820-01-552-6360
Federal Supply Class:
4820
National Item Identification Number:
015526360
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:
| 4-1750F | 79128 | ROBERT H WAGER CO INC | | 4-1750FB | 79128 | ROBERT H WAGER CO INC |
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Techincal Specification:
| CONNECTION TYPE | FLANGE 1ST END | | FLOW CONTROL DEVICE | BALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | (INAVY) FLAME ARRESTOR/VENT CHECK | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | STEEL CORROSION RESISTING FLOW CONTROL DEVICE | | VALVE OPERATION METHOD | AUTOMATIC |
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