How to calculate shaft diameter from torque?

d³ = (16 × T × FS) / (π × τ_allow) → d = [16T FS / (π τ)]^(1/3)

What is Lewis formula for gear design?

Beam strength: Wt = σb × b × m × y × π

Z = Design Torque / (μ × W × R_mean)

Comprehensive calculators for mechanical component design and analysis

Calculate minimum shaft diameter from torque and material strength

Torsion Safety Factor ASME

Design parallel keys and involute splines for torque transmission

DIN 6885 Shear & Crush Length

Open Calculator

Size spur, helical, bevel & worm gears from power and ratio

Lewis Method Module Center Distance

Design flat and V-belt drives with length and tension calculations

Open/Crossed Power Capacity Wrap Angle

Select roller chain pitch, sprocket teeth and chain length

ANSI/ISO Service Factor Power Rating

Select rigid and flexible couplings based on torque and misalignment

Jaw/Gear/Disc Bore Size Misalignment

Design compression, extension and torsion springs

Wire Diameter Wahl Factor Rate & Stress

Size plate and cone clutches with number of surfaces

Multi-Plate Axial Force Uniform Wear

Design disc and drum brakes for required stopping torque

Pad Area Pressure Heat Dissipation