Standard: NF E 27
Available sizes: (7) to 6 (5 sizes)
| Size | P | k_max | k_min | s_max | s_min | ds_max | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|
| (7) | 16.3 | 35.5 | 1.4 | 16.73 | 36 | 1.36 | 36.5 | 1.44 |
| 3 | 4.1 | 15.15 | 0.8 | 4.4 | 15.5 | 0.77 | 15.85 | 0.83 |
| 4 | 6.1 | 17.65 | 0.9 | 6.46 |
| 18 |
| 0.87 |
| 18.35 |
| 0.93 |
| 5 | 8.2 | 21.58 | 1 | 8.56 | 22 | 0.96 | 22.42 | 1.04 |
| 6 | 12.3 | 29.58 | 1.2 | 12.73 | 30 | 1.16 | 30.42 | 1.24 |
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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