DIN 7343
DIN 7343 – Spiral pins , Coiled spring pins standard.
Dimension of DIN 7343 as below:
 |
| d1 before mounting | d2 before mounting |
a | s | Minimum shear strength. double. kN | |||
| nominal | max. | min. | max. | approx. | a | b | |
| 0.8 | 0.91 | 0.85 | 0.75 | 0.3 | 0.07 | 0.4 | 0.3 |
| 1 | 1.15 | 1.05 | 0.95 | 0.3 | 0.08 | 0.6 | 0.45 |
| 1.2 | 1.35 | 1.25 | 1.15 | 0.4 | 0.1 | 0.9 | 0.65 |
| 1.5 | 1.73 | 1.62 | 1.4 | 0.5 | 0.13 | 1.45 | 1.05 |
| 2 | 2.25 | 2.13 | 1.9 | 0.7 | 0.17 | 2.5 | 1.9 |
| 2.5 | 2.78 | 2.65 | 2.4 | 0.7 | 0.21 | 3.9 | 2.9 |
| 3 | 3.3 | 3.15 | 2.9 | 0.9 | 0.25 | 5.5 | 4.2 |
| 3.5 | 3.84 | 3.67 | 3.4 | 1 | 0.29 | 7.5 | 5.7 |
| 4 | 4.4 | 4.2 | 3.9 | 1.1 | 0.33 | 9.6 | 7.6 |
| 5 | 5.5 | 5.25 | 4.85 | 1.3 | 0.42 | 15 | 11.5 |
| 6 | 6.5 | 6.25 | 5.85 | 1.5 | 0.5 | 22 | 16.8 |
| 8 | 8.63 | 8.3 | 7.8 | 2 | 0.67 | 39 | 30 |
| 10 | 10.8 | 10.35 | 9.75 | 2.5 | 0.84 | 62 | 48 |
| 12 | 12.85 | 12.4 | 11.7 | 3 | 1 | 89 | 67 |
| 14 | 14.95 | 14.45 | 13.6 | 3.5 | 1.2 | 120 | – |
| 16 | 17 | 16.45 | 15.6 | 4 | 1.3 | 155 | – |