This standard specifies the characteristics of Knurled round nuts with thread sizes from M5 to M10.

Dimensional Drawing and Technical Diagrams

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Key Dimensions and Technical Parameters

Dimensions in mm - source Din 6303 2006

Publication date: 08-2006 -Supersedes 11-1986

d thread size P d1 nom d2 nom d3 nom h nom k nom t nom
M 5 0.8 14 20 15 5 12 8
M 6 1 16 24 18 6 14 10
M 8 1.25 20 30 24 7 17 12
M 10 1.5 28 36 30 8 20 14