Cross Recessed Raised Countersunk Head Tapping Screws [Table 3]
JIS B 1122 (AT3) - 1996 十字槽半沉头自攻钉 [表3]
See all versions and complete specifications: Cross Recessed Raised Countersunk Head Tapping Screws [Table 3] — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST2.2 | 1.1 | 2.2 | 1.8 | 5.2 | 0.7 | 1.1 | 6.3 | 1 | 3.4 | 5.5 | 1.7 |
| ST2.9 | 1.4 | 3.2 | 2.7 | 8 | 1 | 1.4 | 9.4 | 2 | 5.2 | 8.4 | 2.6 |
| ST3.5 | 1.8 | 3.45 | 2.95 | 9.9 | 1.3 | 1.8 | 11.5 | 3 | 6.7 | 10.3 | 3 |
| ST4.2 | 2.1 | 5.25 | 4.75 | 15.4 | 2 |
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.
| 2.1 |
| 17.3 |
| 4 |
| 9.6 |
| 15.8 |
| 4.65 |
| ST4.8 | 2.1 | 6 | 5.5 | 17.8 | 2.3 | 2.1 | 20 | 4 | 10.4 | 18.3 | 5.25 |
© 2026 Ningbo Ruixi Metal Surface Technology Co., Ltd.. All rights reserved.