ENGINEERING HOURS PER YEAR

Over 25,000

MORE ENGINEERS THAN ANY OTHER COMPANY IN GEARING

GEARBOXES

THE HORSBURGH & SCOTT ENGINEERING team has nearly 130 years OF EXPERIENCE DESIGNING, MANUFACTURING AND MAINTAINING GEARBOXES IN HEAVY DUTY APPLICATIONS AROUND THE WORLD.

Advantages

  • Sophisticated engineering process and standards with experience that includes rebuild and repair of more than 1,000 gearboxes from 90 brands
  • Gearbox re-engineering and performance upgrades to maximize profitability
  • Reverse engineering to meet or exceed original specifications
  • Dependable on-time delivery
  • The leader in gearbox manufacturing with a full range of capacities
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STANDARD GEARBOXES

STANDARD GEARBOXES ARE ENGINEERED PRODUCTS THAT MEET SPECIFIC APPLICATIONS FOR GEAR RATIO, COUPLING SIZE, HYDRAULIC SYSTEM, ETC.

MARK NSS GEARBOXES

Globally known for durability, efficiency and reliable operation, Horsburgh & Scott manufactures the line of Mark NSS Gearboxes as bolt-in replacement units. These units are engineered with Horsburgh & Scott quality and dependability, and come with a full two year warranty.

Mark NSS Data Sheets

MANUFACTURING SERVICES

  • Carburized and hardened, ground single helical gearing
  • Lead and profile modifications for efficiency and vibration free operation
  • Spherical and cylindrical roller bearings for high efficiency
  • Optimized gear geometry for noise and efficiency
  • Common mounting dimensions to Mark II and Signature Series Units
  • Welded steel housings (on most units)
  • Fan cooling available to increase power ratings
  • Single, double and triple reduction gearboxes
    • Parallel Shaft Gearboxes from 3 – 5000 HP
    • Sizes: 70S – 200S, 70D – 200D, 70T – 200T
    • Ratios: 2.0:1 to 107.17:1

CUSTOM GEARBOXES

HORSBURGH & SCOTT HAS THE ENGINEERING STAFF AND EXPERIENCE TO DESIGN A CUSTOM GEARBOX SOLUTION THAT WILL INCREASE PRODUCTIVITY AND DECREASE DOWNTIME FOR YOUR OPERATION.

LOW SPEED, HIGH TORQUE – PARALLEL SHAFT, BEVEL AND PLANETARY

PROCESS GEARBOXES TO 130,000 HP AND METAL TWISTING TORQUES.

  • Metals, plastic and rubber production
  • Sugar production
  • Ore crushing and processing
  • Wind turbine main gearbox

MEDIUM SPEED, HIGH POWER – PARALLEL SHAFT, BEVEL AND PLANETARY

EQUIPMENT GEARBOXES TO 15,000 HP WITH HIGH IMPACT LOADING.

  • Dredging operations, pumping units and cutter head drives
  • Oil and gas fracking pumps
  • Pulverizers, tunnel boring, crushers and mixers
  • Conveyor drives
  • Crane and dock operations

HIGH SPEED, HIGH POWER – PARALLEL SHAFT AND PLANETARY

STEAM OR GAS TURBINE DRIVEN GEARBOXES FROM 3,600 TO 15,000 RPM INPUT.

  • Sugar and agricultural processing gearboxes
  • Chemical and pump gearboxes
  • Fracking pumps

EXACT DUPLICATE CUSTOM GEARBOXES

We have engineering drawings for many existing gearbox systems and we can reverse engineer as needed. If you have an old gearbox that just keeps on running, we can manufacture a new unit or new interchangeable components. Modern manufacturing tooling and materials enable us to build a unit that is more efficient and quieter than your current gearbox.

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705-692-1414


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Our Capabilities

LEARN MORE ABOUT H&S
Horsburgh & Scott has 130 years of engineering expertise in high torque, large gear drive systems. We use the world’s most advanced gear cutting equipment and can duplicate virtually any gear geometry. GEAR UP™ for higher productivity.
Gears up to 40 ft. (12m) in diameter Grinding to AGMA Class 14 Heat treating and carburizing up to 50,000 lbs (22,000kg) Induction hardening to 5m in diameter or 30,000 lbs (13,000kg) Quality measurements within 2 microns

ENGINEERING, MANUFACTURING & MAINTAINING GEARS WORLDWIDE

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HORSBURGH & SCOTT USES THE MOST ADVANCED GEAR CUTTING TECHNOLOGY TO DELIVER THE HIGHEST QUALITY GEARING SOLUTIONS.

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