A shaft requires an external spline DIN 5480 Z 85 x 3 x 28 x 9H.
Before locking in a non-standard tooth count, check with your machine shop to ensure they have the appropriate hob or broach tool to avoid custom tooling surcharges.
The standard is not contained within a single document; rather, it is split into several parts, each serving a specific function: din 5480 spline dimensions pdf
Indicates whether it is a female internal hub ( N for Nabe ) or a male external shaft ( W for Welle ). 40: The Reference Diameter ( ) in millimeters. 2: The Module ( 18: The Number of Teeth (
To create a piece according to DIN 5480, you need to define the following: A shaft requires an external spline DIN 5480
This comprehensive guide will walk you through everything you need to know about DIN 5480 spline dimensions, from the core principles of the standard to practical application on the shop floor.
does equal the physical outer diameter. It is the Reference Diameter ( dBd sub cap B ). Because DIN 5480 utilizes a 30∘30 raised to the composed with power 40: The Reference Diameter ( ) in millimeters
Below is a truncated reference table showcasing common nominal sizes for quick reference. For a complete mapping across all modules (from 0.5 to 10) and tooth counts, engineers typically reference a comprehensive . Nominal Designation Number of Teeth ( Reference Dia ( Shaft Major Dia ( da1d sub a 1 end-sub Hub Minor Dia ( da2d sub a 2 end-sub
Platforms like EngineeringZone or GrabCAD frequently host community-shared PDF reference sheets and Excel calculators that automate the DIN 5480 calculation formulas.
The official source for purchasing the full, up-to-date DIN standard documents. 6. Summary of Fits and Tolerances Fit Type: DIN 5480 primarily uses flank centering .