DKR (DIN 472)
| RING NO. | Remarks | Dh | Da | W | d | Df | T | S | RINGSafetyfactorof3 | GROOVESafetyfactorof2 | |
| DKR-13 | DKR-13 | 13 | 13.6 | 1.1 | 0.3 | 13.72 | 0.99 | 1.4 | 13474 | 1901 | |
| DKR-14 | DKR-14 | 14 | 14.6 | 1.1 | 0.3 | 14.75 | 0.99 | 1.4 | 14510 | 2047 | |
| DKR-15 | DKR-15 | 15 | 15.7 | 1.1 | 0.4 | 15.85 | 0.99 | 1.4 | 15547 | 2559 | |
| DKR-16 | DKR-16 | 16 | 16.8 | 1.1 | 0.4 | 16.97 | 0.99 | 1.65 | 16583 | 3119 | |
| DKR-17 | DKR-17 | 17 | 17.8 | 1.1 | 0.4 | 17.98 | 0.99 | 1.65 | 17620 | 3314 | |
| DKR-18 | DKR-18 | 18 | 19 | 1.1 | 0.5 | 19.18 | 0.99 | 1.91 | 18656 | 4386 | |
| DKR-19 | DKR-19 | 19 | 20 | 1.1 | 0.5 | 20.19 | 0.99 | 1.91 | 19693 | 4630 | |
| DKR-20 | DKR-20 | 20 | 21 | 1.1 | 0.5 | 21.21 | 0.99 | 1.91 | 20729 | 4874 | |
| DKR-21 | DKR-21 | 21 | 22 | 1.1 | 0.5 | 22.23 | 0.99 | 1.91 | 21766 | 5117 | |
| DKR-22 | DKR-22 | 22 | 23 | 1.1 | 0.5 | 23.23 | 0.99 | 1.91 | 22802 | 5361 | |
| DKR-23 | DKR-23 | 23 | 24.1 | 1.3 | 0.6 | 24.33 | 1.14 | 2.18 | 23853 | 6165 | |
| DKR-24 | DKR-24 | 24 | 25.2 | 1.3 | 0.6 | 25.45 | 1.14 | 2.18 | 24891 | 7018 | |
| DKR-25 | DKR-25 | 25 | 26.2 | 1.3 | 0.6 | 26.45 | 1.14 | 2.18 | 25928 | 7310 | |
| DKR-26 | DKR-26 | 26 | 27.2 | 1.3 | 0.6 | 27.48 | 1.14 | 2.18 | 26965 | 7603 | |
| DKR-27 | DKR-27 | 27 | 28.4 | 1.3 | 0.7 | 28.68 | 1.14 | 2.41 | 28002 | 9211 | |
| DKR-28 | DKR-28 | 28 | 29.4 | 1.3 | 0.7 | 29.69 | 1.14 | 2.41 | 29039 | 9552 | |
| DKR-29 | DKR-29 | 29 | 30.4 | 1.3 | 0.7 | 30.71 | 1.14 | 2.41 | 30076 | 9893 | |
| DKR-30 | DKR-30 | 30 | 31.4 | 1.3 | 0.7 | 31.71 | 1.14 | 2.41 | 31113 | 10235 | |
| DKR-31 | DKR-31 | 31 | 32.7 | 1.3 | 0.9 | 33.02 | 1.14 | 2.41 | 32150 | 12842 | |
| DKR-32 | DKR-32 | 32 | 33.7 | 1.3 | 0.9 | 34.04 | 1.14 | 2.41 | 33187 | 13256 | |
