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National Stock Number:
4820-01-426-0293
Federal Supply Class:
4820
National Item Identification Number:
014260293
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:
| 3-400 4IN | 09032 | TATE ANDALE, LLC | | 52-90F 4IN | 09032 | TATE ANDALE, LLC |
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Techincal Specification:
| BOLT CIRCLE NOMINAL DIAMETER | 6.250 INCHES ALL ENDS | | CONNECTION TYPE | FLANGE ALL ENDS | | FACE TO FACE DISTANCE | 11.000 INCHES | | FLANGE FACE DESIGN | PLAIN ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | MOUNTING POSITION | VERTICAL | | NOMINAL OUTSIDE DIAMETER | 9.000 INCHES ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | VALVE SIZE | 4.000 INCHES | | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS |
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