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Rotork Gears extends established range of manual bevel valve gearboxes

Wed 10 Jan 2018 09:53:00 AM EET

The Rotork Gears Hand Operated Bevel HOB3 gearbox is a new addition to the well-established HOB/MPR range of bevel gearboxes, designed to offer robust, reliable and cost effective manual operation of gate valves, globe valves and penstocks


  • Cast iron gearcase
  • Ductile iron baseplate
  • Protected steel input shaft and fasteners
  • Life-tested
  • Maintenance-free gearing, grease filled for life
  • Environmentally sealed to IP67
  • Aluminium bronze or D2 Ni resist drive sleeve

The HOB3 maximum torque output is 315 Nm, with 75 kN maximum thrust. The standard ambient operating temperature range is -40 to +120 °C, with high and low temperature options available.


  • Increasing the IP67 watertight enclosure to IP68
  • Padlockable input
  • Local position indicator
  • Cover tubes
  • Special coatings for aggressive environments
  • Firesafe trim conforming to ISO10497
  • Form A and Form B are available

Rotork Gears HOB3 Brochure

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