Standard: ISO 11926
Available sizes: 1/2 to 9/16 (6 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/2 | 34 | 16.7 | 2.4 | 24.05 | 23.95 | 12.5 | 26 | 2.9 | 20 | 24 | 2.5 |
| 3/4 | 58 | 19 | 3.2 | 43.6 | 43.5 | 27 | 48 |
| 3.7 |
| 23 |
| 43.55 |
| 3.3 |
| 3/8 | 21 | 11.5 | 1.6 | 12.5 | 12.4 | 4.5 | 15 | 2.8 | 14 | 12.45 | 2.4 |
| 7/16 | 25 | 12.7 | 1.6 | 15.75 | 15.65 | 7.5 | 18 | 2.9 | 15.5 | 15.7 | 2.5 |
| 7/8 | 88 | 19 | 3.2 | 65.8 | 65.7 | 45 | 70 | 3.7 | 23 | 65.75 | 3.3 |
| 9/16 | 45 | 19 | 2.4 | 32.45 | 32.35 | 18 | 35 | 3.7 | 23 | 32.4 | 3.3 |
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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