| 型號 | 螺帽規格M | D | T | d | C | S | t | N | 止付螺絲鎖緊力矩 Max kgf.cm |
| NR8 | M8x0.75P | 16 | 8 | 11 | 4 | 3 | 2 | 2-M4 | 35.7 |
| NR10 | M10x1.0P | 18 | 8 | 13 | 4 | 3 | 2 | 2-M4 | 35.7 |
| NR12 | M12x1.0P | 22 | 8 | 18 | 4 | 3 | 2 | 2-M4 | 35.7 |
| NR15 | M15x1.0P | 25 | 8 | 21 | 4 | 3 | 2 | 2-M4 | 35.7 |
| NR17 | M17x1.0P | 28 | 10 | 23 | 5 | 4 | 2 | 2-M5 | 45.9 |
| NR20 | M20x1.0P | 32 | 10 | 27 | 5 | 4 | 2 | 2-M5 | 45.9 |
| M20x1.5P | |||||||||
| NR25 | M25x1.5P | 38 | 12 | 33 | 6 | 5 | 2 | 2-M6 | 81.6 |
| NR30 | M30x1.5P | 45 | 12 | 40 | 6 | 5 | 2 | 2-M6 | 81.6 |
| NR35 | M35x1.5P | 52 | 12 | 47 | 6 | 5 | 2 | 2-M6 | 81.6 |
| NR40 | M40x1.5P | 58 | 14 | 52 | 7 | 6 | 2.5 | 2-M6 | 81.6 |