Standard: SAE J 489
Available sizes: 10# to 8# (8 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 10# | 0.562 | 0.182 | 1.041 | 0.141 | 0.188 | 0.582 | 0.570 | 0.170 | 0.193 | 0.971 | 0.981 |
| 12# | 0.625 | 0.202 | 1.157 | 0.156 | 0.203 | 0.650 | 0.635 | 0.189 | 0.210 | 1.079 | 1.093 |
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.
| 2# | 0.099 | 0.034 | 0.239 | 0.025 | 0.040 | 0.107 | 0.101 | 0.031 | 0.047 | 0.195 | 0.209 |
| 3# | 0.125 | 0.045 | 0.300 | 0.031 | 0.047 | 0.133 | 0.127 | 0.040 | 0.055 | 0.236 | 0.252 |
| 4# | 0.164 | 0.057 | 0.375 | 0.040 | 0.055 | 0.174 | 0.167 | 0.047 | 0.062 | 0.293 | 0.307 |
| 5# | 0.216 | 0.080 | 0.497 | 0.056 | 0.070 | 0.227 | 0.220 | 0.063 | 0.077 | 0.377 | 0.391 |
| 6# | 0.312 | 0.108 | 0.622 | 0.078 | 0.125 | 0.326 | 0.317 | 0.097 | 0.130 | 0.586 | 0.596 |
| 8# | 0.438 | 0.143 | 0.839 | 0.109 | 0.156 | 0.455 | 0.443 | 0.133 | 0.160 | 0.779 | 0.787 |
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