Standard: ASME B 18.27
Available sizes: 0.04 to 3/32 (3 sizes)
| Size | P | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|
| 0.04 | NA3-S6 | 0.010 | 0.011 | 0.051 | 0.052 | 0.140 | 0.013 | 0.048 | 0.009 |
| 1/16 | NA3-S12 | 0.025 | 0.027 | 0.094 | 0.095 | 0.214 | 0.054 | 0.091 | 0.023 |
| 3/32 | NA3-14 |
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.
| 0.025 |
| 0.027 |
| 0.102 |
| 0.103 |
| 0.270 |
| 0.095 |
| 0.099 |
| 0.023 |
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