Gewindeserie
Gewindeserie refers to a standardized series of thread sizes for screws and nuts. These series are established to simplify manufacturing, inventory, and interchangeability of fasteners. Different Gewindeserien exist for various applications and regions, each defining a specific set of nominal diameters and associated thread pitches.
Commonly encountered Gewindeserien include metric threads (e.g., M-series), unified threads (e.g., UNC, UNF), and pipe threads
The purpose of a Gewindeserie is to ensure that a screw of a particular size and thread