Letters F–G are slip fits; H is the standard line-on-line fit. Verified Resources and Standards
for hobbing, but can vary by manufacturing method (e.g., 0.55m for broaching). Profile Shift ( din 5480 spline dimensions pdf verified
): Used to adjust the spline to the reference diameter. It typically ranges from for shafts. Letters F–G are slip fits; H is the
DIN 5480 splines use a and involute flanks. Key dimensions are calculated using the module ( ) and number of teeth ( Pitch Circle Diameter ( ): Base Circle Diameter ( ): Addendum ( ): Dedendum ( ): Typically Letters F–G are slip fits