Type

Nut

Designation

M8 × 1.25

Body

Hex Nut · AF13 × 6.5 mm

Drive

—

Thread

M8 × 1.25 tapped through

Major Ø (as built)

8.20 mm

Nut standard

ISO 4032 · DIN 934

Grade marking

property class 8.8 on the head · ISO 898-1

Service class

C3 · Outdoor urban · coating under-rated — use dip-spin ceramic coating

Manufacturing mode

FDM 3D print · +0.2 mm thread offset

Notes

+0.2mm horizontal expansion offset on internal thread.