If you use a free web calculator, validate its outputs against a known industry table (e.g., from a 1990 edition of DIN 5482 T1 ). Check at least three different tooth counts.

The arc length or chordal distance of a tooth at the pitch circle. Comparison: DIN 5482 vs. DIN 5480 DIN 5482 (Legacy) DIN 5480 (Current) Status Withdrawn (Use for spares only) Active (Standard for new designs) Pressure Angle Always 30° Always 30° Tooling Requires specific cutters for different tooth counts One cutter works for all tooth counts within a module Centering Primarily flank-centered Flank or diameter-centered options Inspection and Tolerances HEXAGON Info Letter No. 103

Because DIN 5482 is considered a "withdrawn" standard (replaced by DIN 5480), finding official tables can be difficult, making calculation tools essential for maintenance and repair operations (MRO).

It is crucial to understand that DIN 5482 differs from the more modern DIN 5480. DIN 5482 was widely used in older automotive applications (such as steering columns and gearboxes). Although it has largely been superseded by DIN 5480 and the newer ISO 4156 standards, legacy machinery and replacement parts often require adherence to the original DIN 5482 specifications.