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Hubs: steel
| BK1 15 | BK1 30 | BK1 60 | BK1 150 | BK1 200 | BK1 300 | BK1 500 | BK1 800 | Bk1 1500 | Bk1 4000 | BK1 6000 | BK1 10000 | ||||||||
| Model | BK1 15 30 | BK1 15 37 | BK1 30 36 | BK1 30 44 | BK1 60 43 | BK1 60 53 | EK1 150 50 | BK1 150 62 | BK1 200 53 | BK1 200 65 | BK1 300 56 | BK1 300 70 | BK1 500 64 | BK1 500 77 | Bk1 800 81 | BK1 1500 100 | BK1 4000 145 | BK1 6000 138 | BK1 10000 150 |
| Rated torque (Nm) | 15 | 15 | 30 | 30 | 60 | 60 | 150 | 150 | 200 | 200 | 300 | 300 | 500 | 500 | 800 | 1,500 | 4,000 | 6,000 | 10,000 |
| Coupling length (mm) | 30 | 37 | 36 | 44 | 43 | 53 | 50 | 62 | 53 | 65 | 56 | 70 | 64 | 77 | 81 | 100 | 145 | 138 | 150 |
| Outside diameter metal bellows (mm) | 49 | 49 | 55 | 55 | 66 | 66 | 81 | 81 | 90 | 90 | 110 | 110 | 124 | 124 | 133 | 157 | 200 | 253 | 303 |
| Bore diameter from ? to ? H7 (mm) | 25 | 25 | 28 | 28 | 38 | 38 | 50 | 50 | 58 | 58 | 65 | 65 | 70 | 70 | 75 | 85 | 100 | 145 | 190 |
| Torsional stiffness (103 Nm/rad) | 20 | 15 | 39 | 28 | 76 | 55 | 175 | 110 | 191 | 140 | 450 | 350 | 510 | 500 | 780 | 1,304 | 3,400 | 5,700 | 10,950 |
