Гайки ER
| Model | Type | D,мм | L,мм | M | We, kg |
| ER16 | B1 | 27 | 19 | M22X1.5 | 0.005 |
| ER20 | B1 | 35 | 21 | M25X1.5 | 0.01 |
| ER25 | B2 | 40 | 22 | M32X1.5 | 0.14 |
| ER32 | B2 | 48 | 24 | M40X1.5 | 0.29 |
| ER8-M | M | 12 | 12 | M10×0.75 | 0.005 |
| ER11-M | M | 16 | 12 | M13×0.75 | 0.01 |
| ER16-M | M | 22 | 18 | M19×1 | 0.05 |
| ER20-M | M | 28 | 19 | M24×1 | 0.05 |
| ER25-M | M | 35 | 20 | M30×1 | 0.08 |
| ER11-A | A | 19 | 11.3 | M14×0.75 | 0.005 |
| ER16-A | A | 28 | 17.5 | M22×1.5 | 0.01 |
| ER20-A | A | 34 | 19 | M25×1.5 | 0.05 |
| ER25-UM | UM | 42 | 20 | M32×1.5 | 0.14 |
| ER32-UM | UM | 50 | 22.5 | M40×1.5 | 0.20 |
| ER40-UM | UM | 63 | 25.5 | M50×1.5 | 0.30 |
| ER50-UM | UM | 78 | 38.5 | M64×2 | 0.50 |