DIN 9021 dimensions — Large Series Plain Washer
Withdrawn as a document · 17 sizes, M2.5 – M36 · the part is still made and ordered to it see the cross-reference →
✓We supply to DIN 9021. Name it on your order — your drawing does not need changing.
DIN 9021 dimensions
| Thread size | d1Inner Diameter (mm) | d2Outer Diameter (mm) | hWasher Thickness (mm) | Theoretical Mass (kg/1000 pcs) | Clearance holefine / medium / coarse (mm) | Tap drillcoarse pitch (mm) |
|---|---|---|---|---|---|---|
| M2.5 | 2.7 | 8 | 0.8 | 0.28 | 2.7 / 2.9 / 3.1 | - |
| M3 | 3.2 | 9 | 0.8 | 0.349 | 3.2 / 3.4 / 3.6 | - |
| M3.5 | 3.7 | 11 | 0.8 | 0.529 | 3.7 / 3.9 / 4.2 | - |
| M4 | 4.3 | 12 | 1 | 0.774 | 4.3 / 4.5 / 4.8 | - |
| M5 | 5.3 | 15 | 1.2 | 1.46 | 5.3 / 5.5 / 5.8 | - |
| M6 | 6.4 | 18 | 1.6 | 2.79 | 6.4 / 6.6 / 7 | - |
| M7 | 7.4 | 22 | 2 | 5.29 | 7.4 / 7.6 / 8 | - |
| M8 | 8.4 | 24 | 2 | 6.23 | 8.4 / 9 / 10 | - |
| M10 | 10.5 | 30 | 2.5 | 12.2 | 10.5 / 11 / 12 | - |
| M12 | 13 | 37 | 3 | 22.2 | 13 / 13.5 / 14.5 | - |
| M14 | 15 | 44 | 3 | 31.6 | 15 / 15.5 / 16.5 | - |
| M16 | 17 | 50 | 3 | 40.9 | 17 / 17.5 / 18.5 | - |
| M18 | 20 | 56 | 4 | 67.4 | 19 / 20 / 21 | - |
| M20 | 22 | 60 | 4 | 76.8 | 21 / 22 / 24 | - |
| M24 | 26 | 72 | 5 | 139 | 25 / 26 / 28 | - |
| M30 | 33 | 92 | 6 | 273 | 31 / 33 / 35 | - |
| M36 | 39 | 110 | 8 | 522 | 37 / 39 / 42 | - |
17 of 17 sizes shown. Clearance holes are fine / medium / coarse to ISO 273; tap drill is for the coarse pitch.
What we supply to DIN 9021
2 materials| Material | Property class | Finish |
|---|---|---|
| Carbon Steel | 200 HV · 300 HV | Plain · Zinc Plated · Dacromet · Hot Dip Galvanized |
| Stainless Steel | 140 HV · 200 HV · 300 HV | Passivated · Plain |
