Dear Customer
Our Customer Service will be available again as of 2 January 2025.
Please note that new registrations and requests to be processed manually will only be processed from this point onwards.
You can of course place orders and receive downloads online at any time.
We wish you happy holidays, a peaceful time and a healthy New Year!
Your DIN Media
Standard [CURRENT]
Product information on this site:
Quick delivery via download or delivery service
All transactions are encrypted
The widths of flats in accordance with this standard apply to all 2-flats, squares, hexagons and octagons, even if they are not moved by wrenches. DIN 79 applies to squares and square holes for spindles, handwheels and crank handles, and DIN 10-1 applies to squares for tools. This document has been prepared by Working Committee NA 067-00-01 AA "Referenznormen und Qualitätsmanagement" ("Reference standards and quality management") at DIN Standards Committee Fasteners (FMV).
This document replaces DIN 475-1:1984-01 .