Standard: DIN 6889 - 1956
Available sizes: 10 to 8 (6 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 10 | 14 | 4 | 6 | 4.5 | 9 | 13.957 | 4.5 | 14.12 | 14.05 | 4.7 | 14 |
| 12 | 18 | 4.5 | 7 | 5 | 11 | 17.957 | 5 |
| 18.12 |
| 18.05 |
| 5.2 |
| 18 |
| 14 | 22 | 6.5 | 9 | 7 | 15 | 21.948 | 7 | 22.149 | 22.065 | 7.2 | 22 |
| 16 | 28 | 6.9 | 10 | 7.5 | 20 | 27.948 | 7.5 | 28.149 | 28.065 | 7.7 | 28 |
| 18 | 36 | 8.4 | 12 | 9.1 | 25 | 35.938 | 9 | 36.18 | 36.08 | 9.4 | 36 |
| 8 | 10 | 3.7 | 6 | 4 | 8 | 9.964 | 4 | 10.098 | 10.04 | 4.2 | 10 |
Standard corrosion protection for indoor and mild outdoor environments.
Salt spray: 96–200 hours | RoHS compliant (trivalent chromium)
High-performance coating for automotive, marine, and harsh environments.
Salt spray: 720–1500 hours | Recommended for grade 8.8+
Heavy-duty protection for structural and outdoor applications.
Salt spray: 500–1000 hours | Thread tolerance adjustment required
Note for high-strength fasteners (Grade 10.9, 12.9): Electroplating processes require hydrogen embrittlement relief baking (minimum 4 hours at 200°C within 4 hours of plating). Contact our engineering team for grade-specific plating recommendations.
Request detailed technical specifications, material certifications, and availability information for your application requirements. Our engineering team can provide product recommendations, custom specifications, and technical documentation.
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