Prevailing Torque Type Hexagon Nuts(With Non-Metallic Insert), Style 1, with Metric Fine Pitch Thread - Property Classes 6, 8 and 10
NF E 25-421 - 1997 (R2002) 1型非金属嵌件六角锁紧螺母-细牙
See all versions and complete specifications: Prevailing Torque Type Hexagon Nuts(With Non-Metallic Insert), Style 1, with Metric Fine Pitch Thread - Property Classes 6, 8 and 10 — Full Specification Page
| Size | P | k_max | k_min | s_max | s_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|
| M8 | 1.25 | 11.2 | 16 | 1 | 8.04 | 11.9 | 15.73 |
| M10 | 1.5 | 15.9 | 21 | / | 12.1 | 17 | 20.67 |
| M12 | 1.5 | 20.7 | 30 | / | 16.9 | 22.8 | 29.16 |
| M14 | 2 | 30.1 | 46 | / | 24.3 | 32.6 | 45 |
| M16 | 3 | 36.4 | 55 | / | 29.4 | 38.9 | 53.8 |
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.
© 2026 Ningbo Ruixi Metal Surface Technology Co., Ltd.. All rights reserved.