Accessories, Valves


Chainwheels allow the operation of valves in hard-to-reach installation heights. The Chainwheels are suitable for direct mounting on an existing hand-wheel. Convenient operating heights can be easily overcome, time consuming conversion measures or cost-intensive automation solutions are a thing of the past.

  • MaterialsAluminium, Nodular Cast Iron, Stainless Steel, Steel
  • Aluminiumfor Handwheel Diameter D= 50 - 482 mm
  • Nodular Cast Ironfor Handwheel Diameter D= 50 - 914 mm
  • Steelfor Handwheel Diameter D= 54 - 813 mm
  • Stainless Steelfor Handwheel Diameter D= 38 - 940 mm
  • AccessoriesFastening sets, chain locks, safety restraint system

The simple yet robust solution offers significant advantages over traditional design solutions. Trumbull sprockets can be retrofitted to built-in fittings. System builders thus save considerable time and costs for complex conversions. Trumbull sprockets allow you to operate valves in hard-to-reach installation heights. The universal design allows direct mounting on existing handwheels.

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    Our Services

    Valves/Fitting service

    We ensure maintenance work on Valves and Fittings.

    This also includes adjustments, actuators and tests for new and used Valves/Fittings.


    Worldwide, longstanding best international connections and experienced employees guarantee flawless and reliable deliveries.

    Short-term availability

    Central and decentralized warehouses allow fast delivery of standard - industrial Valves and accessories, etc. Gate, Globe und Check, Butterfly valves, Ball valves, Glass level gauges and flow indicators, spare parts, from case to case also package deals

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