Railway Rolling Stock Grade A Notched Raised Countersunk Head Screws / Nuts
NF F 03-006 (notch) - 1983 铁路车辆 A级 沉头侧切口螺钉/螺母
See all versions and complete specifications: Railway Rolling Stock Grade A Notched Raised Countersunk Head Screws / Nuts — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M3 | 0.7 | 7.36 | 3.3 | 8.9 | 2.2 | 6 | 5.88 | 1.2 | 4 | 9.3 | / |
| M4 | 1 | 9.36 | 5.4 | 12.9 | 3.2 | 8 | 7.5 | 1.7 | 6 | 13.3 | 2.8 |
| M5 |
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.
| 1.25 |
| 11.43 |
| 6.8 |
| 16.5 |
| 4.2 |
| 10 |
| 9.5 |
| 2 |
| 8 |
| 17 |
| 3.8 |
© 2026 Ningbo Ruixi Metal Surface Technology Co., Ltd.. All rights reserved.