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This document has been prepared by the Fasteners Standards Committee (FMV), Working Committee NA 067-03-08 AA "Verbindungselemente mit Sonderformen und aus Kunststoff" ("Fasteners with special elements and made of plastic"). This standard applies to slotted round nuts (M1 to M20).
This document replaces DIN 546:1986-09 .
This document has been replaced by: DIN 546:2024-05 .