Threads / Size reference

M36x4 Metric coarse

M36x4 has a nominal outside diameter of 36 mm and a 4 mm pitch.

Nominal major diameter36 mm

1.417323 in

Pitch4 mm

6.35 TPI · calculated

Nominal dimensions; no class allowances or acceptance limits applied. M sizes state diameter and pitch in millimetres.

M36x4 · PITCH VIEWSCHEMATIC
PP = 4 mm

same diameter comparison

M36x4 vs M36x3

M36x3 Metric fine shares the nominal diameter but has a 3.000000 mm pitch. The pitch difference is 1.000000 mm; these are different nominal threads.

Swipe to compare both sizes →

Nominal size comparison
PropertyM36x4 Metric coarseM36x3 Metric fine
Nominal diameter · in1.4173231.417323
Nominal diameter · mm3636
Threads per inchDifferent6.358.466667
Pitch · mmDifferent43
Equation estimate only

Tapping-hole evidence for M36x4

No reviewed chart row for M36x4 Metric coarse

You can calculate a theoretical hole with the cited equation. It is not a stocked-drill selection or a tool-specific hole range.

Need acceptance limits?

The complete class and applicable drawing requirements are needed. These nominal values are not maximum/minimum inspection limits.

Part has no marking?

Measure the correct diameter and pitch, then compare candidates across metric and inch systems.

Basis for this size

Nominal designation and family transcribed from the live directory on 2026-10-19; unit conversions are calculated using exactly 25.4 mm/in. No matching drill row has been reviewed for this exact size. Paid standard limit tables have not been reviewed.

ISO 261 · metric general plan ↗ · Guhring · Tap Drill Sizes ↗ Full source scope →