DKR (DIN 472)
| RING NO. | Remarks | Dh | Da | W | d | Df | T | S | RINGSafetyfactorof3 | GROOVESafetyfactorof2 | |
| DKR-33 | DKR-33 | 33 | 34.7 | 1.3 | 0.9 | 35.05 | 1.14 | 2.41 | 34224 | 13670 | |
| DKR-34 | DKR-34 | 34 | 35.7 | 1.6 | 0.9 | 36.07 | 1.44 | 3.25 | 44541 | 14085 | |
| DKR-35 | DKR-35 | 35 | 37 | 1.6 | 1 | 37.38 | 1.44 | 3.25 | 45851 | 17058 | |
| DKR-36 | DKR-36 | 36 | 38 | 1.6 | 1 | 38.39 | 1.44 | 3.25 | 47161 | 17545 | |
| DKR-37 | DKR-37 | 37 | 39 | 1.6 | 1 | 39.4 | 1.44 | 3.25 | 48471 | 18032 | |
| DKR-38 | DKR-38 | 38 | 40 | 1.6 | 1 | 40.41 | 1.44 | 3.25 | 49781 | 18520 | |
| DKR-40 | DKR-40 | 40 | 42.5 | 1.85 | 1.3 | 42.93 | 1.69 | 4.01 | 61498 | 24368 | |
| DKR-41 | DKR-41 | 41 | 43.5 | 1.85 | 1.3 | 43.94 | 1.69 | 4.01 | 63036 | 24977 | |
| DKR-42 | DKR-42 | 42 | 44.5 | 1.85 | 1.3 | 44.96 | 1.69 | 4.01 | 64573 | 25586 | |
| DKR-45 | DKR-45 | 45 | 47.5 | 1.85 | 1.3 | 47.98 | 1.69 | 4.01 | 69186 | 27414 | |
| DKR-47 | DKR-47 | 47 | 49.5 | 1.85 | 1.3 | 49.99 | 1.69 | 4.01 | 72261 | 28633 | |
| DKR-48 | DKR-48 | 48 | 50.5 | 1.85 | 1.3 | 51 | 1.69 | 4.01 | 73798 | 29242 | |
| DKR-50 | DKR-50 | 50 | 53 | 2.15 | 1.5 | 53.54 | 1.93 | 5.08 | 87790 | 36552 | |
| DKR-51 | DKR-51 | 51 | 54 | 2.15 | 1.5 | 54.54 | 1.93 | 5.08 | 89546 | 37283 | |
| DKR-52 | DKR-52 | 52 | 55 | 2.15 | 1.5 | 55.55 | 1.93 | 5.08 | 91302 | 38014 | |
| DKR-55 | DKR-55 | 55 | 58 | 2.15 | 1.5 | 58.57 | 1.93 | 5.08 | 96569 | 40207 | |
| DKR-56 | DKR-56 | 56 | 59 | 2.15 | 1.5 | 59.59 | 1.93 | 5.08 | 98325 | 40938 | |
| DKR-57 | DKR-57 | 57 | 60 | 2.15 | 1.5 | 60.6 | 1.93 | 5.08 | 100081 | 41669 | |
| DKR-58 | DKR-58 | 58 | 61 | 2.15 | 1.5 | 61.62 | 1.93 | 5.08 | 101836 | 42400 | |
| DKR-60 | DKR-60 | 60 | 63 | 2.15 | 1.5 | 63.63 | 1.93 | 5.08 | 105348 | 43863 | |
