Standard: SAE J 1453 - 2002
Available sizes: 1/2 to 5/8 (4 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/2 | 25.40 | 1.500 | 38.10 | 0.811 | 17.5 | 1-7/16 | 12 | 10.4 | 0.41 | 20.6 | 0.689 |
| 1/4 | 9.52 | 0.750 | 19.05 | 0.264 | 11.2 | 11/16 | 16 | 8.0 |
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.
| 0.31 |
| 6.7 |
| 0.441 |
| 3/8 | 15.88 | 1.062 | 26.99 | 0.484 | 15.5 | 1 | 14 | 10.4 | 0.41 | 12.3 | 0.610 |
| 5/8 | 38.10 | 2.125 | 53.98 | 1.260 | 17.5 | 2 | 12 | 10.4 | 0.41 | 32.0 | 0.689 |
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