Rectangular Lock Washers (for Metric Bolts and Nuts M3-M52 )
CNS 158 - 1994 长方形止动垫圈（用于螺钉及螺帽 M3 至 M52）
See all versions and complete specifications: Rectangular Lock Washers (for Metric Bolts and Nuts M3-M52 ) — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 3.6 | 4.35 | M3.5 | 8 | 9.5 | 0.32 | 4.05 | 10 | 0.22 | 5 | 10.5 | 0.42 |
| 4.2 | 5.45 | M4.5 | 10 | 11.5 | 0.32 | 5.15 | 12 | 0.22 | 6 | 12.5 | 0.42 |
| 4.8 | 6.6 | M5.5 | 10 | 11.5 | 0.38 | 6.2 | 12 | 0.28 | 8 | 12.5 | 0.48 |
| 5.8 | 10.7 | M9 | 20 | 24.5 | 0.5 |
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.
| 10.3 |
| 25 |
| 0.4 |
| 16 |
| 25.5 |
| 0.6 |
| 7.4 | 16.3 | M14 | 25 | 31.2 | 1 | 15.7 | 32 | 0.8 | 20 | 32.8 | 1.2 |
| (5.3) | 8.2 | M7 | 12 | 15.5 | 0.5 | 7.8 | 16 | 0.4 | 10 | 16.5 | 0.6 |
| (6.4) | 13.3 | M11 | 22 | 27.5 | 1 | 12.7 | 28 | 0.9 | 18 | 28.5 | 1.1 |
© 2026 Ningbo Ruixi Metal Surface Technology Co., Ltd.. All rights reserved.