KR
| RING No | Remarks | Dh | Do | w | d | Df | T | S | RING Safety factor of 3 | GROOVE Safety factor of 2 |
| KR-250 | KR-250 | 2.5 | 2.635 | 0.086 | 0.068 | 2.653 | 0.078 | 0.188 | 25730 | 12020 |
| KR-253 | KR-253 | 2.531 | 2.668 | 0.086 | 0.069 | 2.687 | 0.078 | 0.188 | 26050 | 12350 |
| KR-256 | KR-256 | 2.562 | 2.7 | 0.103 | 0.069 | 2.72 | 0.093 | 0.188 | 29940 | 12500 |
| KR-262 | KR-262 | 2.625 | 2.765 | 0.103 | 0.07 | 2.785 | 0.093 | 0.188 | 30680 | 12990 |
| KR-268 | KR-268 | 2.688 | 2.834 | 0.103 | 0.073 | 2.855 | 0.093 | 0.188 | 31410 | 13870 |
| KR-275 | KR-275 | 2.75 | 2.9 | 0.103 | 0.075 | 2.921 | 0.093 | 0.188 | 32140 | 14580 |
| KR-281 | KR-281 | 2.813 | 2.965 | 0.103 | 0.076 | 2.987 | 0.093 | 0.188 | 32880 | 15110 |
| KR-283 | KR-283 | 2.834 | 2.987 | 0.103 | 0.077 | 3.009 | 0.093 | 0.188 | 33120 | 15430 |
| KR-287 | KR-287 | 2.875 | 3.03 | 0.103 | 0.078 | 3.053 | 0.093 | 0.188 | 33600 | 15850 |
| KR-300 | KR-300 | 3 | 3.165 | 0.103 | 0.083 | 3.188 | 0.093 | 0.188 | 35060 | 17600 |
| KR-306 | KR-306 | 3.062 | 3.23 | 0.12 | 0.084 | 3.253 | 0.111 | 0.25 | 42710 | 18180 |
| KR-312 | KR-312 | 3.125 | 3.295 | 0.12 | 0.085 | 3.318 | 0.111 | 0.25 | 43590 | 18780 |
| KR-315 | KR-315 | 3.156 | 3.328 | 0.12 | 0.086 | 3.354 | 0.111 | 0.25 | 44040 | 19190 |
| KR-325 | KR-325 | 3.25 | 3.426 | 0.12 | 0.088 | 3.45 | 0.111 | 0.25 | 45330 | 20220 |
| KR-334 | KR-334 | 3.346 | 3.525 | 0.12 | 0.09 | 3.55 | 0.111 | 0.25 | 46670 | 21290 |
| KR-346 | KR-346 | 3.464 | 3.65 | 0.12 | 0.093 | 3.675 | 0.111 | 0.25 | 48320 | 22770 |
| KR-350 | KR-350 | 3.5 | 3.69 | 0.12 | 0.095 | 3.716 | 0.111 | 0.25 | 48820 | 23500 |
| KR-354 | KR-354 | 3.543 | 3.735 | 0.12 | 0.096 | 3.761 | 0.111 | 0.25 | 49420 | 24040 |
| KR-356 | KR-356 | 3.562 | 3.756 | 0.12 | 0.097 | 3.783 | 0.111 | 0.25 | 49690 | 24420 |
| KR-362 | KR-362 | 3.625 | 3.822 | 0.12 | 0.099 | 3.849 | 0.111 | 0.25 | 50560 | 25370 |
