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Home/Standards/Cross-reference/ISO 7093-1 vs ISO 7093-2

ISO 7093-1 vs ISO 7093-2

Plain washers — Large series — Product grade C

Not the same part. ISO 7093-1 and ISO 7093-2 differ in 86 recorded dimensions across the shared sizes.

M3 Overall height0.9 → 1 mmM8 weightISO 7093-1 +2.1%

These are separate products in one family, not alternates. Choose by the fit your drawing requires, then name that standard on the order.

What each number is

ISO 7093-1Current
Plain Washer — Large SeriesEdition 2000 · 18 recorded sizes · M3 to M36
ISO 7093-2Current
Plain washers — Large series — Product grade CEdition 2000 · 18 recorded sizes · M3 to M36

Check your size

At M3 the two standards do not match.

ISO 7093-1ISO 7093-2
d1Inner Diameter (mm)3.23.4
d₁Inner Diameter (max) (mm)3.383.7
d₂Outer Diameter (min) (mm)8.648.1
hThickness (max) (mm)0.91
hThickness (min) (mm)0.70.6
kgper 1000 pcs0.350.34
RFQwe produce to the standard you name

Weight differenceISO 7093-1 is 1.9% heavier0.1 kg more steel at this quantity

We produce to whichever standard your order names.

Where they differ

86 recorded values across 18 diameters.

SizeDimensionISO 7093-1ISO 7093-2
M3d1 · Inner Diameter3.23.4
M3d₁ · Inner Diameter3.383.7
M3d₂ · Outer Diameter8.648.1
M3h · Thickness0.91
M3h · Thickness0.70.6
M3.5d1 · Inner Diameter3.73.9
M3.5d₁ · Inner Diameter3.884.2
M3.5d₂ · Outer Diameter10.579.9
M3.5h · Thickness0.91
M3.5h · Thickness0.70.6
M4d1 · Inner Diameter4.34.5
M4d₁ · Inner Diameter4.484.8
M4d₂ · Outer Diameter11.5710.9
M4h · Thickness1.11.2
M4h · Thickness0.90.8
M5d1 · Inner Diameter5.35.5
M5d₁ · Inner Diameter5.485.8
M5d₂ · Outer Diameter14.5713.9
M5h · Thickness1.11.2
M5h · Thickness0.90.8
M6d1 · Inner Diameter6.46.6
M6d₁ · Inner Diameter6.626.96
M6d₂ · Outer Diameter17.5716.9
M6h · Thickness1.81.9
M6h · Thickness1.41.3
M8d1 · Inner Diameter8.49
M8d₁ · Inner Diameter8.629.36
M8d₂ · Outer Diameter23.4822.7
M8h · Thickness2.22.3
M8h · Thickness1.81.7
M10d1 · Inner Diameter10.511
M10d₁ · Inner Diameter10.7711.43
M10d₂ · Outer Diameter29.4828.7
M10h · Thickness2.72.8
M10h · Thickness2.32.2
M12d1 · Inner Diameter1313.5
M12d₁ · Inner Diameter13.2713.93
M12d₂ · Outer Diameter36.3835.4
M12h · Thickness3.33.6
M12h · Thickness2.72.4
M14d1 · Inner Diameter1515.5
M14d₁ · Inner Diameter15.2715.93
M14d₂ · Outer Diameter43.3842.4
M14h · Thickness3.33.6
M14h · Thickness2.72.4
M16d1 · Inner Diameter1717.5
M16d₁ · Inner Diameter17.2717.93
M16d₂ · Outer Diameter49.3848.4
M16h · Thickness3.33.6
M16h · Thickness2.72.4
M18d1 · Inner Diameter1920
M18d₁ · Inner Diameter19.3320.43
M18d₂ · Outer Diameter55.2654.9
M18h · Thickness4.34.6
M18h · Thickness3.73.4
M20d1 · Inner Diameter2122
M20d₁ · Inner Diameter21.3322.52
M20d₂ · Outer Diameter59.2658.1
M20h · Thickness4.34.6
M20h · Thickness3.73.4
M22d1 · Inner Diameter2324
M22d₁ · Inner Diameter23.5224.84
M22d₂ · Outer Diameter64.864.9
M22h · Thickness5.66
M22h · Thickness4.44
M24d1 · Inner Diameter2526
M24d₁ · Inner Diameter25.5226.84
M24d₂ · Outer Diameter70.870.1
M24h · Thickness5.66
M24h · Thickness4.44
M27d₁ · Inner Diameter30.5230.84
M27d₂ · Outer Diameter83.682.8
M27h · Thickness6.67
M27h · Thickness5.45
M30d₁ · Inner Diameter33.6234
M30d₂ · Outer Diameter90.689.8
M30h · Thickness6.67
M30h · Thickness5.45
M33d₁ · Inner Diameter36.6237
M33d₂ · Outer Diameter103.6102.8
M33h · Thickness6.67
M33h · Thickness5.45
M36d₁ · Inner Diameter39.6240
M36d₂ · Outer Diameter108.6107.8
M36h · Thickness99.2
M36h · Thickness76.8

Differences on this page come from the TaurusFix confirmed dimension library, compared value by value and strictly against the standards themselves — not from a third-party equivalence chart.

Dimensions by sizeM5M6M8M10M12M16M20M24M30M36

ContinuePlain Washer — Large Series supplied sizesISO 7093-2 standard pageAll comparisons

Quote ISO 7093-1 vs ISO 7093-2

Name the standard your drawing calls out. We produce to that call-out.

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