is a German standard that defines the principles, dimensions, and inspection methods for involute splines based on reference diameters . Unlike other standards that rely on the pitch diameter, DIN 5480 uses a reference diameter that is often set to match standard bearing bores, allowing for easier integration of shafts and hubs with off-the-shelf mechanical components. Fundamental Principles of DIN 5480
The standard is designed for torque transmission and centering between hubs and shafts, primarily in the automotive and hydraulic industries. Its core principles include: Din 5480 Pdf