DIN Standards Committee Fasteners
DIN 440
Washers with square hole, especially for timber constructions
Scheiben mit Vierkantloch, vorwiegend für Holzkonstruktionen
Overview
This document has been prepared by DIN Standards Committee Fasteners (FMV), Working Committee NA 067-00-11 AA "Scheiben und Ringe" ("Washers and rings"). The document specifies the dimensional requirements and technical delivery conditions for washers with square hole, especially for timber constructions, and provides their designation. Compared to the previous standard (DIN 440:2001-03), the document has been editorially revised, the normative references have been updated, and the bibliography has been deleted.