DCR (DIN 471)
| RINGND． | Remarks | DS | Dg | W | d | Df | T | S | RING Safety factor of 3 | GROOVE Safety factor of 2 |
| DCR-13 | DCR-13 | 13 | 12.4 | 1.1 | 0.3 | 12.27 | 0.99 | 1.4 | 13474 | 1901 |
| DCR-14 | DCR-14 | 14 | 13.4 | 1.1 | 0.3 | 13.26 | 0.99 | 1.4 | 14510 | 2047 |
| DCR-15 | DCR-15 | 15 | 14.3 | 1.1 | 0.4 | 14.15 | 0.99 | 1.4 | 15547 | 2559 |
| DCR-16 | DCR-16 | 16 | 15.2 | 1.1 | 0.4 | 15.04 | 0.99 | 1.65 | 16583 | 3119 |
| DCR-17 | DCR-17 | 17 | 16.2 | 1.1 | 0.4 | 16.04 | 0.99 | 1.65 | 17620 | 3314 |
| DCR-18 | DCR-18 | 18 | 17 | 1.3 | 0.5 | 16.83 | 1.14 | 1.91 | 18668 | 4386 |
| DCR-19 | DCR-19 | 19 | 18 | 1.3 | 0.5 | 17.83 | 1.14 | 1.91 | 19705 | 4630 |
| DCR-20 | DCR-20 | 20 | 19 | 1.3 | 0.5 | 18.82 | 1.14 | 1.91 | 20742 | 4874 |
| DCR-21 | DCR-21 | 21 | 20 | 1.3 | 0.5 | 19.79 | 1.14 | 1.91 | 21779 | 5117 |
| DCR-22 | DCR-22 | 22 | 21 | 1.3 | 0.5 | 20.78 | 1.14 | 1.91 | 22816 | 5361 |
| DCR-23 | DCR-23 | 23 | 22 | 1.3 | 0.5 | 21.77 | 1.14 | 1.91 | 23853 | 5605 |
| DCR-24 | DCR-24 | 24 | 22.9 | 1.3 | 0.6 | 22.66 | 1.14 | 2.18 | 24891 | 6433 |
| DCR-25 | DCR-25 | 25 | 23.9 | 1.3 | 0.6 | 23.65 | 1.14 | 2.18 | 25928 | 6701 |
| DCR-26 | DCR-26 | 26 | 24.9 | 1.3 | 0.6 | 24.64 | 1.14 | 2.18 | 26965 | 6969 |
| DCR-27 | DCR-27 | 27 | 25.6 | 1.3 | 7 | 25.34 | 1.14 | 2.18 | 28002 | 9211 |
| DCR-28 | DCR-28 | 28 | 26.6 | 1.6 | 0.7 | 26.34 | 1.44 | 2.39 | 36681 | 9552 |
| DCR-29 | DCR-29 | 29 | 27.6 | 1.6 | 0.7 | 27.33 | 1.44 | 2.39 | 37991 | 9893 |
| DCR-30 | DCR-30 | 30 | 28.6 | 1.6 | 0.7 | 28.32 | 1.44 | 2.39 | 39301 | 10235 |
| DCR-32 | DCR-32 | 32 | 30.3 | 1.6 | 0.9 | 30 | 1.44 | 3.25 | 41921 | 13256 |
| DCR-33 | DCR-33 | 33 | 31.3 | 1.6 | 0.9 | 30.99 | 1.44 | 3.25 | 43231 | 13670 |
