M18×1.5 thread dimensions
ISO 261 · Parallel · 60°
Dimensions
- Major diameter
- 18.000 mm0.7087 in
- Pitch
- 1.500 mmmetric, no TPI
- Minor diameter
- 16.376 mmbasic profile, before tolerances
- Thread height
- 0.812 mmbasic profile, before tolerances
- Tap drill
- 16.50 mmcommon practice: diameter minus pitch
- Standard
- ISO 261
- Form
- Parallel
- Flank angle
- 60°
- Seals on
- Sealing ring
- Used for
- Process connections
Thread profile
Schematic: flank angle and pitch-to-depth proportions to scale.
Easily confused with
No other thread in the reference table has a pitch within 4 % and a diameter within 1.5 mm of this one.
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