Din 76-a Pdf Instant

If you are designing for aerospace or automotive, you must use DIN 76-1 or its successor .

| Thread Size | Thread Pitch P (mm) | Undercut Width a (mm) | Run-out length R (mm) | Undercut Diameter d₁ (mm) | |-------------|----------------------|------------------------|------------------------|-----------------------------| | M3 | 0.5 | 0.8 | 1.2 | 2.2 | | M4 | 0.7 | 1.0 | 1.6 | 3.0 | | M5 | 0.8 | 1.2 | 1.8 | 3.9 | | M6 | 1.0 | 1.5 | 2.2 | 4.7 | | M8 | 1.25 | 1.8 | 2.7 | 6.4 | | M10 | 1.5 | 2.2 | 3.2 | 8.2 | din 76-a pdf

Form A is typically preferred; Form B is a "short" version used only in special cases where space is limited. BAER Tools Accessing the PDF If you are designing for aerospace or automotive,

However, most professionals refer to the original consolidated specification simply as or "DIN 76" . In technical documentation, you will often see forms

In technical documentation, you will often see forms A through D:

Remember: The depth of the undercut must be slightly deeper than the thread root diameter.