Phase 1 — reference & identification only. No shop, no accounts.

Round & slotted nuts

6 standards. ISO editions are listed first; each shows the DIN numbers it replaced, so a search for a DIN number lands on the right table.

DINTitleSizesDataStatus
DIN 546Slotted round nutsM1 – M2018 sizes · DraftCurrent
DIN 547Two-hole nuts (face drilled)M2 – M109 sizes · DraftCurrent
DIN 548Cross-hole round nuts (side drilled)M2 – M109 sizes · DraftCurrent
DIN 1804Slotted round nuts for hook spannersM6x0.75 – M200x349 sizes · DraftCurrent
DIN 1816Round nuts with set pin holes in sideM6x0.75 – M200x346 sizes · DraftCurrent
DIN 70852Slotted round nuts (groove nuts)M10x1 – M80x1.526 sizes · DraftCurrent

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