![]() ![]() TOLLERANZE DIMENSIONALI MECCANICHE ISO - Tolleranza H7(ISO Tolerance, engineering tolerance, dimensional tolerance H7)Tolleranze Dimensionali per Accoppiamenti Meccanici(ISO tolerance - Engineering tolerance - dimensional tolerance)(ISO Toler. Tolerance Zone in mm (Internal Hole Features)overto. General Tolerance Zones for Hole (Internal) features For more exhaustive fastener toleranc data see: ISO 2. Tolerance Zone in mm (Bolt - External Features)overtojs. ![]() Tolerance Zone in mm (Bolt - External Features)overtom. Related Mechanical Tolerance Design Data For more exhaustive fastener tolerance data see: ISO 2. H limits are used to properly size a tap for the threaded hole to be produced. The Relationship Between H-Limit and Class of Fit. Hint: For hole tolerances, tolerance zones H7, H8, H9 and H11 are used preferably. ![]() Note: Tolerance zones with thin print are specified only for basic sizes up to 500 mm. These size charts do not compensate position or other GD& T location tolerances. The following ISO Tolerance Chart for bolts and holes per ISO 2. ![]()
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