Rotork WGS Range - Quarter-Turn Subsea Gearbox

Brand: Rotork PLC

The WGS range of quarter-turn operators are designed for heavy-duty subsea applications at any depth with carefully chosen materials to offer the highest level of reliability required in this very harsh environment.

The operators are equipped with membrane or piston type pressure compensators to balance the pressure and allow them to work at any depth.
  • Worm shaft supported on taper roller bearings
  • High strength alloy steel worm screw hardened and ground
  • Vertical or horizontal carbon steel ROV input (class 2 to 7)
  • Torque range 2,200 to 500,000 Nm (1,623 to 368,800 lbf.ft)
  • Stroke 0 to 90° (±5° adjustable)
  • Options
    • Piston or open type pressure compensator
    • Super Duplex input shaft material
    • Tactile position indicators
    • Telescopic ROV extension
    • Carbon steel housing
    • Aluminium Bronze worm gear
    • Stainless Steel ROV bucket
    • Finish painting according to customer specification
    • Flexible Extensions
    • SS. Duplex F55 input shaft



Enclosure, Body Material

  • Housing: Ductile Iron, Carbon Steel (Optional)

Material of Construction

  • Compensator: Membrane
  • Fastener: Stainless Steel
  • Stop Screw: Carbon Steel
  • Worm Gear: Ductile Iron, Aluminum Bronze (Optional)
  • Worm Screw: Alloy Steel

Shaft Material

  • Input: Stainless Steel Duplex F51

O-Ring Material

  • Buna-N

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