Manual Emergency Valve Model 603

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Technical Data

Sesco SKU:tp-072 Category: Brand:

In stock


Model 603 Emergency Valve is mounted on the under-side of a petroleum tank-truck or tanker.

It has a sheer grove that meets TTMA RP84-04. The seat is located internal to the tank where it will close preventing product loss in the event of a shear.

The handle is equipped with a 121°C fuse plate allowing the valve to close in the event of a fire. All valves will be shipped with the handle on the right (when looking into the outlet) but may be easily changed to left-hand in the field.


Manual Valve Setting Range

  • Model numbers: Model 603
  • Sizes Available: 2″, 3″, and 4″
  • Connections: Flanged Male Adaptor