| DIN985 All measurements in millimeters |
| d | s | e | m min | m1min | h |
| M3 | 5.5 | 6.01 | 2.4 | 1.65 | 4 |
| M4 | 7 | 7.66 | 2.9 | 2.2 | 5 |
| M5 | 8 | 8.79 | 3.2 | 2.75 | 5 |
| M6 | 10 | 11.05 | 4 | 3.3 | 6 |
| M8 | 13 | 14.38 | 5.5 | 4.4 | 8 |
| M10 | 17 | 18.9 | 6.5 | 5.5 | 10 |
| M12 | 19 | 21.1 | 8 | 6.6 | 12 |
| M14 | 22 | 24.49 | 9.5 | 7.7 | 14 |
| M16 | 24 | 26.75 | 10.5 | 8.8 | 16 |
| M18 | 27 | 29.56 | 13 | 9.9 | 18.5 |
| M20 | 30 | 32.95 | 14 | 11 | 20 |
| M22 | 32 | 35.03 | 15 | 12.2 | 22 |
| M24 | 36 | 39.55 | 15 | 13.2 | 24 |
| M27 | 41 | 45.02 | 17 | 14.8 | 27 |
| M30 | 46 | 50.85 | 19 | 16.5 | 30 |
| M33 | 50 | 55.37 | 22 | 18.2 | 33 |
| M36 | 55 | 60.79 | 25 | 19.8 | 36 |
| M39 | 60 | 66.44 | 27 | 21.5 | 39 |
| M42 | 65 | 72.09 | 29 | 23.1 | 42 |
| M45 | 70 | 76.95 | 32 | 24.8 | 45 |
| M48 | 75 | 82.6 | 36 | 26.5 | 48 |
尼龙锁紧螺母是在螺母的一边装有一圈尼龙垫圈,在安装时利用尼龙圈和螺栓之间磨擦力而起到防松锁紧的作用。有碳钢和不锈钢两种材质 。尼龙防松锁紧螺母的生产是先冷墩成形金属部分，留下一个放入尼龙的垫圈入口，将尼龙垫圈放入后在从上面冲压而成。尼龙锁紧螺母标准规格现货销售 。常用标准有 DIN985 DIN982。
