Standard: ANSI B 5.1
Available sizes: 10 to 8 (7 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 10 | 1.250 | 2.031 | 2.062 | 1.258 | M24 | 33 | 32.5 | 53 | 52 | 1.273 | 1.000-8 |
| 12 | / | / | / | / | M36 | 46.75 | 46.25 | 75 | 74 | / | / |
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.
| 16 |
| / |
| / |
| / |
| / |
| M42 |
| 52.5 |
| 51.75 |
| 85 |
| 84 |
| / |
| / |
| 4 | / | / | / | / | / | / | / | / | / | / | / |
| 5 | 0.312 | 0.531 | 0.562 | 0.320 | M6 | 8.7 | 8.5 | 15 | 14 | 0.330 | 0.250-20 |
| 6 | 0.500 | 0.844 | 0.875 | 0.533 | M10 | 13.5 | 13.25 | 22 | 21 | 0.543 | 0.375-16 |
| 8 | 0.750 | 1.281 | 1.312 | 0.773 | M16 | 20.5 | 20.25 | 34 | 33 | 0.783 | 0.625-11 |
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