Application
This type of connection is used when it is possible to rotate the connected bar and move it along its axis.

Assortment
The standard nut ES

| Art. no. | Designation | Thread | Ext. dia., D | Lenght, L |
| mm | mm | mm | ||
| 30101 | ES12 | M14x2.0 | 20 | 28 |
| 30102 | ES14 | M16x2.0 | 24 | 32 |
| 30103 | ES16 | M20x2.5 | 28 | 40 |
| 30304 | ES18 | M22x2.5 | 32 | 44 |
| 30305 | ES20 | M24x3.0 | 35 | 48 |
| 30306 | ES22 | M27x3.0 | 36 | 54 |
| 30307 | ES25 | M30x3.5 | 42 | 60 |
| 30308 | ES28 | M33x3.5 | 48 | 66 |
| 30309 | ES32 | M36x4.0 | 52 | 72 |
| 30310 | ES36 | M42x4.5 | 60 | 84 |
| 30311 | ES40 | M45x4.5 | 65 | 90 |
The standard left-right nut - ERL
| Art. no. | Designation | Thread | Ext. dia., D | Lenght, L |
| mm | mm | mm | ||
| 30201 | ERL12 | M14x2.0 | 20 | 34 |
| 30202 | ERL14 | M16x2.0 | 24 | 38 |
| 30203 | ERL16 | M20x2.5 | 28 | 48 |
| 30204 | ERL18 | M22x2.5 | 32 | 52 |
| 30205 | ERL20 | M24x3.0 | 35 | 57 |
| 30206 | ERL22 | M27x3.0 | 36 | 63 |
| 30207 | ERL25 | M30x3.5 | 42 | 71 |
| 30209 | ERL28 | M33x3.5 | 48 | 77 |
| 30210 | ERL32 | M36x4.0 | 52 | 84 |
| 30211 | ERL36 | M42x4.5 | 60 | 98 |
| 30212 | ERL40 | M45x4.5 | 65 | 104 |