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GB57 60:1 Bronze


Worm Wheel

Gear Ratio


Nm (Cont)


Nm (Int)


Part No:GB57-60B

L: 59 × W: 50.8 × H: 79.1mm

GB57 60:1 Standard, bronze gears

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Gearbox Orientation Right Angle
Gearbox Type Worm Wheel
Gearbox Ratio 60:1 ratio
Gear Material Bronze
Gearbox Stages 1
Gearbox Efficiency 42%
Gearbox Axial Load 150 N
Gearbox Radial Load 250 N
Gearbox Continuous Torque 3.3 Nm
Gearbox Intermittent Torque 5.3 Nm
Backlash 10-25 arc.min
Weight (kg) 0.4

The Parvalux GB57 Box is a right-angle, worm wheel gearbox. With available ratios ranging from 4 – 70:1, it offers a wide range of output speeds and a capability of up to 4.5 Nm torque in continuous operation and 7.2 Nm in intermittent operation. The GB57 gearbox is available with both composite and bronze gears, offering efficiencies of up to 80%. It is also perfectly suited for use with a range of Parvalux PMDC and BLDC motors, enabling you to assemble the perfect combination of motor and gearbox for your application.