Tel:+(86)150-3002-9626
Email: wins@keqifastener.com
English 
Chinese 
Tel:+(86)150-3002-9626
Email: wins@keqifastener.com
DIN 128 (A) – 1987 Curved spring lock washers.
DIN 128 Specifications
All measurements in millimeters (mm)
| d1 | for screw size | d2 | s | h min | h max |
| 2.1 | M2 | 4.4 | 0.5 | 0.7 | 0.9 |
| 2.6 | M2.5 | 5.1 | 0.6 | 0.9 | 1.1 |
| 3.1 | M3 | 6.2 | 0.7 | 1.1 | 1.3 |
| 3.6 | M3.5 | 6.7 | 0.7 | 1.1 | 1.3 |
| 4.1 | M4 | 7.6 | 0.8 | 1.2 | 1.4 |
| 5.1 | M5 | 9.2 | 1 | 1.5 | 1.7 |
| 6.1 | M6 | 11.8 | 1.3 | 2 | 2.2 |
| 8.1 | M8 | 14.8 | 1.6 | 2.45 | 2.75 |
| 10.2 | M10 | 18.1 | 1.8 | 2.85 | 3.15 |
| 12.2 | M12 | 21.1 | 2.1 | 3.35 | 3.65 |
| 14.2 | M14 | 24.1 | 2.4 | 3.9 | 4.3 |
| 16.2 | M16 | 27.4 | 2.8 | 4.5 | 5.1 |
| 18.2 | M17 | 29.4 | 2.8 | 4.5 | 5.1 |
| 20.2 | M20 | 33.6 | 3.2 | 5.1 | 5.9 |
| 22.2 | M21 | 35.9 | 3.2 | 5.1 | 5.9 |
| 24.5 | M24 | 40 | 4 | 6.5 | 7.5 |
| 30.5 | M30 | 48.2 | 6 | 9.5 | 10.5 |
Add:No.21 ofqixinzhai,Yongnian,Handan,Hebei, China
Tel:+(86)150-3002-9626
E-mail:wins@keqifastener.com Website:www.kegifastener.com
