DCR (DIN 471)
| RINGND． | Remarks | DS | Dg | W | d | Df | T | S | RING Safety factor of 3 | GROOVE Safety factor of 2 |
| DCR-230 | DCR-230 | 230 | 224 | 5.15 | 3 | 222.4 | 4.86 | 11.18 | 968484 | 336280 |
| DCR-240 | DCR-240 | 240 | 234 | 5.15 | 3 | 232.33 | 4.86 | 11.18 | 1010592 | 350900 |
| DCR-250 | DCR-250 | 250 | 244 | 5.15 | 3 | 242.24 | 4.86 | 11.18 | 1052700 | 365521 |
| DCR-260 | DCR-260 | 260 | 252 | 5.15 | 4 | 250.19 | 4.86 | 12.7 | 1094808 | 506856 |
| DCR-270 | DCR-270 | 270 | 262 | 5.15 | 4 | 260.15 | 4.86 | 12.7 | 1136916 | 526351 |
| DCR-280 | DCR-280 | 280 | 272 | 5.15 | 4 | 270.08 | 4.86 | 12.7 | 1179024 | 545845 |
| DCR-290 | DCR-290 | 290 | 282 | 5.15 | 4 | 279.98 | 4.86 | 12.7 | 1221132 | 565340 |
| DCR-300 | DCR-300 | 300 | 292 | 5.15 | 4 | 289.92 | 4.86 | 12.7 | 1263241 | 584834 |
| DCR-310 | DCR-310 | 310 | 300 | 6.2 | 5 | 297.84 | 5.87 | 15.88 | 576625 | 755411 |
| DCR-320 | DCR-320 | 320 | 310 | 6.2 | 5 | 307.84 | 5.87 | 15.88 | 627484 | 779779 |
| DCR-330 | DCR-330 | 330 | 320 | 6.2 | 5 | 317.75 | 5.87 | 15.88 | 1678342 | 804147 |
| DCR-340 | DCR-340 | 340 | 330 | 6.2 | 5 | 327.69 | 5.87 | 15.88 | 729201 | 828515 |
| DCR-350 | DCR-350 | 350 | 340 | 6.2 | 5 | 337.64 | 5.87 | 15.88 | 1780060 | 852883 |
| DCR-360 | DCR-360 | 360 | 350 | 6.2 | 5 | 347.57 | 5.87 | 15.88 | 1830919 | 877251 |
| DCR-370 | DCR-370 | 370 | 360 | 6.2 | 5 | 357.48 | 5.87 | 15.88 | 1881778 | 901619 |
| DCR-380 | DCR-380 | 380 | 370 | 6.2 | 5 | 367.41 | 5.87 | 15.88 | 1932637 | 925987 |
| DCR-390 | DCR-390 | 390 | 380 | 6.2 | 5 | 377.34 | 5.87 | 15.88 | 1983496 | 950355 |
| DCR-400 | DCR-400 | 400 | 390 | 6.2 | 5 | 387.25 | 5.87 | 15.88 | 2034354 | 974723 |
