| 25.1.1428-MKE-20/26X15/3-EE32 | D8369 | SGL CARBON AG WERK RINGSDORFF |
| 2511428MKEX15X3EE32 | D8369 | SGL CARBON AG WERK RINGSDORFF |
| DIN1850-V20X26X15-SINT-B00-32 | D8286 | DIN DEUTSCHES INSTITUT FUER NORMUNGEV |
| MKE20-26-32X15-3-01G7R6E100 | D8369 | SGL CARBON AG WERK RINGSDORFF |