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National Stock Number:
4820-01-252-6074
Federal Supply Class:
4820
National Item Identification Number:
012526074
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:
| 52-25T 2IN.CAST | 09032 | TATE ANDALE, LLC | | 52-25T 2IN.CAST IRON GALV | 09032 | TATE ANDALE, LLC |
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Techincal Specification:
| CONNECTION STYLE | PLAIN, OPTIONAL END (PIPE) FIRST END | | CONNECTION TYPE | THREADED INTERNAL PIPE FIRST END | | FLOW CONTROL DEVICE | BALL | | MATERIAL | IRON CAST BODY | | MOUNTING POSITION | VERTICAL | | NOMINAL THREAD SIZE | 2.000 INCHES FIRST END | | SPECIAL FEATURES | INCLUDES COVER | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT | ZINC | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD SERIES DESIGNATOR | NPT FIRST END |
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