DIN7 is a standard for Parallel Dowel Pins that specifies the dimensions and tolerances for cylindrical dowel pins used for accurate alignment of parts in machines and other mechanical applications. These pins are cylindrical in shape, with a smooth surface and are typically made of hardened steel.

 

The DIN7 standard specifies various parameters such as the diameter, length, and tolerance of the dowel pins. The pins can be straight or tapered, depending on the application.

 

Parallel dowel pins are used for accurate positioning and alignment of parts in applications such as engines, transmission systems, and industrial machinery. They are particularly useful in applications where precise positioning and repeatability are required, and variations in alignment can cause issues or failures.

 

Overall, DIN7 parallel dowel pins are an essential component for many mechanical applications, providing precise alignment, easy assembly, and robust performance.

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