• Bevel Helical Gearboxes – Heavy Duty
  • Ratios from 4/1 to 4839/1
  • Universal mounting options
  • IEC motor inputs available
  • Output options available (Hollow, solid, splined & flanges)
  • Over 700,000Nm output torque available
  • Lifting, Bucket Elevator, Cooling Tower & Mixing variations available

STM UK is delighted to meet the power transmission requirements of the middle-heavy and heavy duty industry sectors with the 800 series – Bevel Helical Gearbox range.

The STM UK 800 series – Bevel Helical Gearboxes offer ratios from 4/1 to 4839/1; universal mounting options, and IEC motor inputs are all available. Output options include hollow, solid, splined and flanged; output torque ranges over 700,000Nm; Lifting Gearboxes, Bucket Elevator Gearboxes, Cooling Tower Gearboxes, Extruder Gearboxes and Mixer Gearboxes are all available.

Bevel Helical Gearboxes from STM UK have gear unit dimensions and transmission ratios that follow a generic progression based on the Rs20 series of preferred (Renard) numbers as per UNI 2016.68.68

Bevel Helical Gearbox casings utilise design features for optimal mounting versatility. A vast choice of designs in the 800 series – Bevel Helical Gearbox range means all applications are catered for, even highly specific ones.

With STM UK you can expect a broad range of transmission ratios and high ratio density, enabling you to select a smaller gearbox size. Split casing and bolted covers in the 800 series – Bevel Helical range from STM UK make for easy gearbox maintenance.

The 800 series – Bevel Helical Gearboxes feature helical spur gear sets – case hardened, hardened and then in volute profile is ground. Gleason bevel gear sets are case hardened, hardened and tempered before being broken in. Unrivalled gear geometry and high machining accuracy mean low noise levels and optimum operational efficiency.


For further information, including Catalogues, Installation Manuals, Parts Lists or 2D/3D drawings please follow the link below:


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