Gear Spacing Calculator

Inputs

T
T
DP

Diametral Pitch (DP) = teeth per inch of pitch diameter. Common FRC values: 20 DP (standard), 32 DP (fine).

Results

in
in

Center-to-Center Distance
inches

Disclaimer: These calculators are intended as design aids only. Always validate results with real-world testing. Actual performance may vary due to factors not modeled here.