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National Stock Number:
4820-01-486-1036
Federal Supply Class:
4820
National Item Identification Number:
014861036
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:
| 030-2102-120 | 09032 | TATE ANDALE, LLC | | 0302102120 | 09032 | TATE ANDALE, LLC | | 52-20-V-3IN | 09032 | TATE ANDALE, LLC |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | STYLE DESIGNATOR | STRAIGHT THRU | | FLOW CONTROL DEVICE | BALL | | VALVE OPERATION METHOD | AUTOMATIC | | CONNECTION TYPE | BUTT WELD PIPE 1ST END | | NOMINAL PIPE SIZE ACCOMMODATED | 3.000 INCHES 1ST END | | MOUNTING POSITION | VERTICAL | | SPECIAL FEATURES | BALL FLOW CONTROL DEVICE IS FLOAT-TYPE; INCLUDES FLAME SCREEN AND PROTECTIVE SCREEN; DOES NOT INCLUDE COVER; NHA DEWATERING SYSTEM |
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