10 standards68 specification pages

M2.5 Fasteners

All M2.5 screws, bolts, nuts and washers in the database. M2.5 has a nominal major diameter of 2.5 mm with a standard coarse pitch of 0.45 mm, across 10 standards.

Nominal Ø2.5 mm

Coarse pitch0.45 mm

Pitch Ø2.21 mm

Tap drill2.05 mm

M2.5 thread dimensions

Full thread page

Designation: M2.5 × 0.45
Major diameter: 2.5 mm
Pitch: 0.45 mm
Pitch diameter: 2.21 mm
Minor diameter — external: 1.95 mm
Minor diameter — internal: 2.01 mm
Tap drill size: Ø 2.05 mm

M2.5 Screws

66 pages

DIN 912Hexagon Socket Head Cap Screw

M2.5 × 4 M2.5 × 5 M2.5 × 6 M2.5 × 8 M2.5 × 10 M2.5 × 12 M2.5 × 16 M2.5 × 20 M2.5 × 25

ISO 4762Hexagon Socket Head Cap Screw

M2.5 × 4 M2.5 × 5 M2.5 × 6 M2.5 × 8 M2.5 × 10 M2.5 × 12 M2.5 × 16 M2.5 × 20 M2.5 × 25

DIN 84Slotted Cheese Head Screw

M2.5 × 4 M2.5 × 5 M2.5 × 6 M2.5 × 8 M2.5 × 10 M2.5 × 12 M2.5 × 16 M2.5 × 20

ISO 1207Slotted Cheese Head Screw — Product Grade A

M2.5 × 4 M2.5 × 5 M2.5 × 6 M2.5 × 8 M2.5 × 10 M2.5 × 12 M2.5 × 16 M2.5 × 20

DIN 85Slotted Pan Head Screw

M2.5 × 4 M2.5 × 5 M2.5 × 6 M2.5 × 8 M2.5 × 10 M2.5 × 12 M2.5 × 16 M2.5 × 20

ISO 1580Slotted Pan Head Screw — Product Grade A

M2.5 × 4 M2.5 × 5 M2.5 × 6 M2.5 × 8 M2.5 × 10 M2.5 × 12 M2.5 × 16 M2.5 × 20

DIN 963Slotted Countersunk Head Screw

M2.5 × 4 M2.5 × 5 M2.5 × 6 M2.5 × 8 M2.5 × 10 M2.5 × 12 M2.5 × 16 M2.5 × 20

ISO 2009Slotted Countersunk Head Screw — Product Grade A

M2.5 × 4 M2.5 × 5 M2.5 × 6 M2.5 × 8 M2.5 × 10 M2.5 × 12 M2.5 × 16 M2.5 × 20

M2.5 Nuts

2 pages

DIN 934Hexagon Full Nut

M2.5

ISO 4032Hexagon Regular Nut, Style 1

M2.5

Browse other sizes

M10 M12 M14 M16 M18 M2 M2.5 M20 M22 M24 M3 M3.5 M4 M5 M6 M8