The standard text mandates what must be included in the vehicle's registration documents and user manual. It requires manufacturers to provide a clear (Masseausweis) inside the caravan. This document is legally required for the vehicle's MOT (HU/AU in Germany) and registration, listing the exact weights as measured for that specific unit.
| Thread Size | Material: Al/brass (mm) | Material: Steel/iron (mm) | |-------------|------------------------|---------------------------| | M3 | 2.55 – 2.65 | 2.65 – 2.75 | | M4 | 3.45 – 3.55 | 3.55 – 3.65 | | M5 | 4.40 – 4.50 | 4.50 – 4.60 | | M6 | 5.35 – 5.45 | 5.45 – 5.55 | | M8 | 7.30 – 7.40 | 7.40 – 7.50 | | M10 | 9.20 – 9.35 | 9.35 – 9.50 | din 7505 standard pdf
The standard primarily covers countersunk head screws with a cross recess (typically Pozidriv Type Z). : Form A : Countersunk flat head. Form B : Pan head. The standard text mandates what must be included
is a technical standard from the German Institute for Standardization (Deutsches Institut für Normung) that specifies requirements for chipboard screws . If you are looking for a "review" of the document itself to see if it's worth acquiring for your project, Overview of DIN 7505 | Thread Size | Material: Al/brass (mm) |
This section is the most critical for understanding the legal operation of the vehicle. It defines specific weight terms that differ slightly from international ISO standards, focusing on the specific needs of the German market.