| Length butt to eye | 350 mm |
| Shank diameter | 2.0100000000000002 mm |
| Customary needle designations | SY 2538, UYX 158 GJS |
| Canu designation | 23:38 |
| Further point designations | SET, RD |
| Needle form description | Curved needle with one flat on the shank |
| Technical sewing application | Overlock stitch |
| Stitch type class | 500 |
| Recommended for | Thin leather, Woven fabrics |
| Examples of use | Shirts, Trousers, Blouses |
| Coating | Chromium |
| Needle size | 0.7000000000000001 Nm |
| Point style | R - Cloth point |
| Needle system | UY 158 GJS |