Execution standard reference

M12 Hexagon Regular Nut (Style 1) — DIN 934 / ISO 4032 / GB/T 6170

Recorded dimensions for M12 against DIN 934 / ISO 4032 / GB/T 6170. Where these standards differ, both values are shown so the correct one can be confirmed before ordering. Packing quantity, stock status and mechanical property class are confirmed in the quotation. Column symbols: P = thread pitch; s = width across flats; e = width across corners; m = nut height; m min = nut height, minimum; s min = width across flats, minimum; kg / 1000 pcs = theoretical weight calculated from the standard geometry.

Hexagon Regular Nut (Style 1)Current standardVerified dimensional data

Dimensional reference

Shows dimensions already stored in the standard library. Missing values are not filled automatically.

standardStandardstatusStatusPPitch · mmsAcross flats · mmeAcross corners · mmmNut height · mmmMinm min (mm)sMins min (mm)masskg / 1000 pcs
DIN 934Historical1.751921.110--17.73
ISO 4032Current1.751820.0310.8--16.59
GB/T 6170Current1.751820.0310.8--16.59
ISO 4033Current1.751820.031211.57-18.44
ISO 4034Historical1.751819.8512.210.417.5718.74
standardDIN 934
statusHistorical
P · mm1.75
s · mm19
More dimensions
e · mm21.1
m · mm10
mMin-
sMin-
mass17.73
standardISO 4032
statusCurrent
P · mm1.75
s · mm18
More dimensions
e · mm20.03
m · mm10.8
mMin-
sMin-
mass16.59
standardGB/T 6170
statusCurrent
P · mm1.75
s · mm18
More dimensions
e · mm20.03
m · mm10.8
mMin-
sMin-
mass16.59
standardISO 4033
statusCurrent
P · mm1.75
s · mm18
More dimensions
e · mm20.03
m · mm12
mMin11.57
sMin-
mass18.44
standardISO 4034
statusHistorical
P · mm1.75
s · mm18
More dimensions
e · mm19.85
m · mm12.2
mMin10.4
sMin17.57
mass18.74

Verified differences from related standards

Only dimensions present in complete, verified standard data are listed. Related standards are not automatically interchangeable.

SizeDimensionCompared values
M12sISO 4032 18 / DIN 934 19
M12eISO 4032 20.03 / DIN 934 21.1
M12mISO 4032 10.8 / DIN 934 10
M12mISO 4032 10.8 / ISO 4033 12
M12eISO 4032 20.03 / ISO 4034 19.85
M12mISO 4032 10.8 / ISO 4034 12.2