31 standards204 specification pages

M8 Fasteners

All M8 screws, bolts, nuts and washers in the database. M8 has a nominal major diameter of 8 mm with a standard coarse pitch of 1.25 mm, across 31 standards.

Nominal Ø8 mm
Coarse pitch1.25 mm
Pitch Ø7.19 mm
Tap drill6.75 mm

M8 thread dimensions

Full thread page
Designation
M8 × 1.25
Major diameter
8 mm
Pitch
1.25 mm
Pitch diameter
7.19 mm
Minor diameter — external
6.47 mm
Minor diameter — internal
6.65 mm
Tap drill size
Ø 6.75 mm

M8 Screws

154 pages

M8 Bolts

40 pages

M8 Nuts

7 pages
DIN 934Hexagon Full Nut
ISO 4032Hexagon Regular Nut, Style 1
DIN 439Hexagon Thin Nut (Jam Nut)
ISO 4035Hexagon Thin Nut, Chamfered
DIN 985Prevailing Torque Hexagon Nut with Nylon Insert
ISO 10511Prevailing Torque Hexagon Nut with Non-Metallic Insert
ISO 4161Hexagon Flange Nut

M8 Washers

3 pages
ISO 7089Flat Washer — Normal Series, 200 HV
DIN 125 AFlat Washer — Normal Series, 140 HV
DIN 127Spring Lock Washer — Square Section

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