Iso 2768 General Tolerances Pdf Exclusive [upd] Jun 2026

The tolerance is given in mm per the length of the feature. For a 200mm long block with class "m," the flatness tolerance is 0.5mm.

If the drawing requires a specific tolerance tighter than the general tolerance, the specific tolerance overrides the general class for that dimension only. iso 2768 general tolerances pdf exclusive

Purchase the combined "ISO 2768-1&2" package. It is approximately $80–120 CHF. While not free, this $100 investment saves you from scrapping a $10,000 machining batch due to a misinterpreted tolerance class. The tolerance is given in mm per the length of the feature

This means:

For less critical parts with larger acceptable variations. Purchase the combined "ISO 2768-1&2" package

This article serves as your into ISO 2768. We will cover Part 1 (Linear and Angular tolerances) and Part 2 (Geometrical tolerances), explain how to interpret the tolerance classes (f, m, c, v), and provide guidance on accessing the official documentation.