Input: Nominal dia 40 mm, 8 teeth, Medium series. Manual table lookup: 5 minutes (if you find the right page). Calculator: 2 seconds → Output major dia = 46 mm, minor dia = 34 mm, tooth width = 7.85 mm.
If you are developing a specific layout or troubleshooting a machining issue, I can provide the exact target dimensions or pin measurement equations. Let me know: What is your or designation code ? din 5482 spline dimensions calculator
[ d_fi = d + h ]