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Morrison Bros. 474 Farm Tank Emergency Valves (MO4740100AV,MO4740200AV,MO4740400AV)

Morrison Bros. 474 Farm Tank Emergency Valves
Designed to be installed in the bottom outlet of small tanks where product flow must be stopped i...
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$57.04
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Designed to be installed in the bottom outlet of small tanks where product flow must be stopped in the event of a fire. Fusible link holds the spring loaded valve open until activated.

NOTE: The 474 and 574 require periodic inspection to ensure the shut-off mechanism is operating correctly. They are not intended to be used as a ″block valve″ and should not be opened under pressure.

  • Angle design
  • Male threads install in into the tank, female threaded outlet
  • 5 PSI maximum pressure rating
  • 165°F fuse link is UL listed

Morrison Bros

Designed for tank filling applications where a tight fill connection is not required. Threaded bo...

Lightweight construction
Dual disc for easy opening and cushion closure
Right angle design
Drag ...

Durable metal-to-metal seats
Thermal expansion relief in 25 PSI
200 PSI cold non-shock pressure ...

Durable metal-to-metal seats
Thermal expansion relief in 50 PSI
200 PSI cold non-shock pressure ...