As a professional fastener manufacturer, Wenzhou Fengyi has advanced production equipment and rich production experience, and is able to provide high-quality DIN 6798A stainless steel external serrated lock washers. At the same time, we can also customize external serrated lock washers of various specifications and materials according to customer needs to meet the needs of different equipment.
| size | d |
|
dc |
|
h |
Number of Teeth min |
|
|
min | max | min | max |
|
|
| M2 | 2.2 | 2.34 | 4.2 | 4.5 | 0.3 | 9 |
| M2.5 | 2.7 | 2.84 | 5.2 | 5.5 | 0.4 | 9 |
| M3 | 3.2 | 3.38 | 5.7 | 6 | 0.4 | 9 |
| M4 | 4.3 | 4.48 | 7.64 | 8 | 0.5 | 11 |
| M5 | 5.3 | 5.48 | 9.64 | 10 | 0.6 | 11 |
| M6 | 6.4 | 6.62 | 10.57 | 11 | 0.7 | 12 |
| M8 | 8.4 | 8.62 | 14.57 | 15 | 0.8 | 14 |
| M10 | 10.5 | 10.77 | 17.57 | 18 | 0.9 | 16 |
| M12 | 13 | 13.27 | 20.5 | 19.98 | 1 | 16 |
| M14 | 15 | 15.27 | 23.48 | 24 | 1 | 18 |
| M16 | 17 | 17.27 | 25.48 | 26 | 1.2 | 18 |
| M18 | 19 | 19.33 | 29.48 | 30 | 1.4 | 18 |
| M20 | 21 | 21.33 | 32.38 | 33 | 1.4 | 20 |
| M22 | 23 | 23.33 | 35.38 | 36 | 1.5 | 20 |
| M24 | 25 | 25.33 | 37.38 | 38 | 1.5 | 20 |
| M27 | 28 | 28.33 | 43.38 | 44 | 1.6 | 22 |
| M30 | 31 | 31.39 | 47.38 | 48 | 1.6 | 22 |
