DIN 6902 Standard Dimensioni per Washers for screw and washer assemblies
Rondelle piane da assemblaggio
Disegni dimensionali e diagrammi tecnici
Dimensioni chiave e parametri tecnici
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Dimensions in mm - source DIN 6902 Publication date: 12/1990 |
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| thread size | d1 min=nom | d1 max | d2 form A | d2 form B | d2 form C | h nom form A | h nom form B | h nom form C | ≈ weight in Kg x 1000 pcs (ρ=7,85 kg/dm3) | |||||
| max=nom | min | max=nom | min | max=nom | min | form A | form B | form C | ||||||
| M 2.5 | 2.25 | 2.35 | 6 | 5.82 | 8 | 7.78 | 5 | 4.82 | 0.6 | 0.8 | 0.6 | 0.11 | 0.29 | 0.07 |
| M 3 | 2.75 | 2.85 | 7 | 6.78 | 9 | 8.78 | 6 | 5.82 | 0.6 | 0.8 | 0.6 | 0.15 | 0.36 | 0.11 |
| M 3.5 | 3.2 | 3.32 | 8 | 7.78 | 11 | 10.73 | 7 | 6.78 | 0.8 | 0.8 | 0.8 | 0.27 | 0.55 | 0.19 |
| M 4 | 3.6 | 3.72 | 9 | 8.78 | 12 | 11.73 | 8 | 7.78 | 0.8 | 1 | 0.8 | 0.34 | 0.81 | 0.25 |
| M 5 | 4.55 | 4.67 | 10 | 9.78 | 15 | 14.73 | 9 | 8.78 | 1 | 1.6 | 1 | 0.49 | 2.01 | 0.37 |
| M 6 | 5.5 | 5.62 | 12 | 11.73 | 18 | 17.73 | 11 | 10.73 | 1.6 | 1.6 | 1.6 | 1.12 | 2.9 | 0.89 |
| M 8 | 7.4 | 7.55 | 16 | 15.73 | 24 | 23.67 | 15 | 14.73 | 2 | 2 | 2 | 2.48 | 6.43 | 2.1 |
| M 10 | 9.3 | 9.52 | 20 | 19.67 | 30 | 29.67 | 18 | 17.73 | 2.5 | 2.5 | 2.5 | 4.83 | 12.54 | 3.66 |
| M 12 | 11 | 11.27 | 24 | 23.67 | 37 | 36.61 | 20 | 19.67 | 3 | 3 | 3 | 8.41 | 23.08 | 5.16 |