Slotted Pan Head Self-Tapping Screws [Table 16]
BS 4174 - 1972 开槽盘头自攻钉 [Table 16]
See all versions and complete specifications: Slotted Pan Head Self-Tapping Screws [Table 16] — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2# | 6.86 | 0.082 | 0.256 | 1.22 | 0.99 | 6.5 | 2.08 | 1.17 | 0.270 | 1.83 | 1.12 |
| 4# | 9.47 | 0.110 | 0.357 | 1.52 | 1.27 | 9.07 | 2.79 | 1.55 | 0.373 | 2.51 | 1.55 |
| 6# | 12.5 | 0.144 | 0.473 | 1.9 | 1.63 | 12.01 | 3.66 | 2.21 | 0.492 | 3.3 | 2.01 |
| 8# | 15.62 | 0.178 | 0.594 | 2.13 | 1.83 |
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.
| 15.09 |
| 4.52 |
| 2.51 |
| 0.615 |
| 4.11 |
| 2.44 |
| 1/2 | 4.24 | 0.053 | 0.155 | 0.79 | 0.58 | 3.94 | 1.35 | 0.89 | 0.167 | 1.14 | 0.68 |
© 2026 Ningbo Ruixi Metal Surface Technology Co., Ltd.. All rights reserved.