Square with square hole
| NO | OD | ID | x = y | R / r | Kg/m |
| 8631 | 4.5 | 2.2 | 1.150 | 1.00/0.50 | 0.136 |
| 6964 | 4.7 | 2 | 1.350 | 0.80/0.25 | 0.158 |
| 8872 | 5 | 3 | 1.000 | 1.00/0.50 | 0.137 |
| 6974 | 5.3 | 4 | 0.650 | 0.50/0.25 | 0.106 |
| 6093 | 5.5 | 3.5 | 1.000 | 1.50/0.50 | 0.147 |
| 8674 | 5.7 | 3.2 | 1.250 | 0.70/0.40 | 0.197 |
| 8875 | 6 | 4 | 1.000 | 1.00/0.50 | 0.173 |
| 6907 | 6 | 3 | 1.500 | 1.00/0.25 | 0.232 |
| 6975 | 6 | 4.7 | 0.650 | 0.50/0.25 | 0.122 |
| 8669 | 6 | 2 | 2.000 | 0.50/0.25 | 0.290 |
| 6930 | 6.35 | 3.81 | 1.270 | 0.50/0.25 | 0.230 |
| 8688 | 6.4 | 3.5 | 1.450 | 1.00/0.50 | 0.255 |
| 8833 | 6.5 | 4.1 | 1.200 | 0.70/0.50 | 0.225 |
| 6773 | 6.5 | 3 | 1.750 | 0.50/0.25 | 0.300 |
| 8605 | 6.55 | 3.62 | 1.460 | 1.00/0.40 | 0.260 |
| 6908 | 7 | 4 | 1.500 | 1.00/0.25 | 0.290 |
| 8749 | 7 | 3 | 2.000 | 1.00/0.50 | 0.352 |
| 6901 | 7.2 | 3 | 2.100 | 1.00/0.25 | 0.380 |
| 6783 | 7.5 | 4.6 | 1.450 | 0.70/0.50 | 0.310 |
| 8910 | 7.5 | 5.1 | 1.200 | 0.70/0.50 | 0.268 |
| 6083 | 7.85 | 4.39 | 1.730 | 0.79/0.25 | 0.380 |
| 6088 | 8 | 5 | 1.500 | 1.00/0.25 | 0.340 |
| 6976 | 8 | 5.8 | 1.100 | 0.60/0.25 | 0.270 |
| 6977 | 8 | 6.6 | 0.700 | 0.60/0.25 | 0.180 |
| 8940 | 8 | 5.4 | 1.300 | 0.70/0.50 | 0.309 |
| 8873 | 8 | 6 | 1.000 | 1.00/0.50 | 0.245 |
| 8799 | 8.5 | 5.9 | 1.300 | 1.80/0.50 | 0.310 |
| 6724 | 8.93 | 5.3 | 1.810 | 1.00/0.25 | 0.460 |
| 6075 | 9 | 6.5 | 1.250 | 1.50/0.38 | 0.340 |
| 6978 | 9 | 4.6 | 2.200 | 1.00/0.25 | 0.530 |
| 6979 | 9 | 6.3 | 1.350 | 1.00/0.25 | 0.360 |
| 8676 | 9 | 7 | 1.000 | 1.50/0.50 | 0.260 |
| 8993 | 9.0 | 6.0 | 1.500 | 1.00/0.50 | 0.400 |
| 8740 | 9.5 | 6.5 | 1.500 | 2.50/1.00 | 0.389 |
| 6723 | 9.52 | 3.97 | 2.780 | 1.00/0.25 | 0.660 |
| 6980 | 10 | 8 | 1.000 | 0.70/0.25 | 0.320 |
| 8790 | 10 | 7 | 1.500 | 2.00/0.50 | 0.430 |
| 8815 | 10 | 6.6 | 1.700 | 2.00/1.00 | 0.456 |
| 6932 | 10.4 | 4.5 | 2.950 | 1.00/0.25 | 0.780 |
| 8813 | 11 | 9 | 1.000 | 0.90/0.50 | 0.353 |
| 6902 | 11.7 | 4 | 3.850 | 1.00/0.25 | 1.080 |
| 6986 | 12 | 4 | 4.000 | 1.00/0.50 | 1.140 |
| 6991 | 12 | 8 | 2.000 | 3.00/1.00 | 0.650 |
| 8641 | 12.7 | 9.44 | 1.630 | 0.76/0.30 | 0.640 |
| 6072 | 12.7 | 6.35 | 3.170 | 0.76/0.25 | 1.080 |
| 6055 | 12.95 | 6.5 | 3.220 | 2.54/0.64 | 1.110 |
| 8816 | 13 | 9 | 2.000 | 2.00/1.00 | 0.763 |
| 8909 | 14 | 9 | 2.500 | 3.00/0.50 | 0.961 |
| 6954 | 14 | 7 | 3.500 | 2.00/0.50 | 1.290 |
| 8898 | 14.7 | 6.3 | 4.200 | 3.00/1.00 | 1.515 |
| 6763 | 15.24 | 9.45 | 2.890 | 1.00/0.25 | 1.280 |
| 8878 | 16 | 11 | 2.500 | 3.00/0.50 | 1.140 |
| 8978 | 17.5 | 14.1 | 1.700 | 1.00/0.50 | 0.944 |
| 8716 | 17.5 | 13.5 | 2.000 | 2.50/0.50 | 1.060 |
| 8667 | 19 | 14 | 2.500 | 1.50/0.50 | 1.460 |
| 8752 | 19.05 | 9.53 | 4.760 | 2.00/0.50 | 2.400 |
| 6952 | 23 | 15 | 4.000 | 5.00/1.00 | 2.540 |
| 8983 | 24 | 17 | 3.500 | 1.50/0.80 | 2.550 |
| 8870 | 25.4 | 17.78 | 3.810 | 2.50/1.00 | 2.900 |
| 6774 | 30 | 22 | 4.000 | 5.00/1.00 | 3.560 |
| 6917 | 30 | 20 | 5.000 | 6.00/1.00 | 4.200 |
| 6710 | 32 | 20 | 6.000 | 7.00/1.00 | 5.180 |
| 8925 | 35 | 25 | 5.000 | 4.00/1.00 | 5.250 |
| 8921 | 38.1 | 25.4 | 12.700 | 6.00/1.00 | 6.940 |
| 8859 | 40 | 28 | 6.000 | 5.00/1.00 | 7.110 |
| 8851 | 50.8 | 38.1 | 6.350 | 6.35/1.00 | 9.790 |
| 8933 | 50.8 | 31.76 | 9.520 | 6.35/3.20 | 13.820 |
| 8850 | 57.15 | 44.45 | 6.350 | 6.35/1.00 | 11.240 |
| 8741 | 76.2 | 50.8 | 12.700 | 6.35/0.79 | 28.530 |
| 8715 | 76.2 | 57.15 | 9.520 | 10.00/1.00 | 22.000 |