The Black Clawson Kadant Hydrapulper Drive Gearbox No. 4 with a 4.83:1 ratio is a heavy-duty industrial gearbox designed for use in demanding pulp and paper processing applications. Built for durability, reliability, and efficiency, this gearbox is engineered to meet the rigorous requirements of hydrapulper systems, where consistent torque and smooth operation are critical to production performance.

Key Features and Benefits

• Precision-engineered 4.83:1 gear ratio for reliable torque transmission

• Robust construction designed to withstand high loads in industrial environments

• Compatible with Kadant and Black Clawson No. 4 hydrapulper systems

• Easy to maintain, with accessible service points for reduced downtime

• Proven reliability in pulp & paper and other process industries

Applications

The Black Clawson Kadant No. 4 Hydrapulper Gearbox is widely used in:

• Pulp & Paper mills – hydrapulper drives, fiber recycling, stock preparation

• Recycling plants – processing and repulping waste paper

• Industrial processing – heavy-duty torque applications requiring consistent performance

Specifications

• Model: No. 4 Hydrapulper Drive Gearbox

• Ratio: 4.83:1

• Type: Heavy-duty industrial gear reducer

• Application: Hydrapulper and process machinery

Condition & Availability

This gearbox is offered as a Rebuilt surplus unit, Ready for service. Expect standard cosmetic wear from warehousing. The unit is sold as shown in photos.

Documentation & Resources

For reference, please visit Kadant’s official product information:

• Pulping - Kadant Fiber Processing