Standard: ABMA 8.2 - 1999
Available sizes: 4.325 to 6.284 (6 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 4.325 | N-024 | / | / | 5.313 | 0.823 | 12 | / | 0.198 | / | 5.693 | 0.485 |
| 4.716 | N-028 | / | / | 6.109 | 0.948 | 12 | / | 0.198 |
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.
| / |
| 6.505 |
| 0.485 |
| 5.106 | N-032 | / | / | 7.094 | 1.041 | 8 | / | 0.229 | / | 7.505 | 0.610 |
| 5.497 | N-036 | / | / | 7.875 | 1.104 | 8 | / | 0.229 | / | 8.255 | 0.610 |
| 5.888 | N-040 | / | / | 8.750 | 1.198 | 8 | / | 0.323 | / | 9.443 | 0.735 |
| 6.284 | N-048 | 10.423 | / | 10.625 | 1.354 | 6 | / | 0.385 | / | 11.443 | 0.860 |
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