YL Flange Coupling is a rigid coupling, suitable for coaxial axis drive shaft system, transfer torque is 63-100000N. m. YL Flange Coupling  Parameters And Dimensions  Type  Nominal Torque  TnN m Allowable Speed  [n] r/min Shaft Hole Diameter d Shaft Hole  Length  L D D, b S b, � � Blot Inertia  Moment  kg m Weightkg Y J. d. n YL1 63 6300 22 -30 38 -82 120 48 36 8 52 M10 4 0. 006 4. 10 YL2 200 5800 30 -42 60 -112 130 68 0. 008 6. 97 YL3 400 5000 40 -50 84 -112 150 80 40 56 0. 021 9. 38 YL4 800 4400 50 -63 84 -142 170 100 M12 8 0. 039 23. 27 YL5 2000 3600 63 -80 107-172 210 130 50 10 68 0. 122 30. 72 YL6 5000 2800 80 -100 132-212 260 160 66 84 M16 0. 360 57. 95 YL7 10000 2500 100-125 167-212 300 200 72 90 10 0. 845 86. 10 YL8 25000 1900 125-160 167-302 400 260 80 98 M24 2. 693 202.3 YL9 50000 1600 160â??200 242-352 460 320 92 12 112 16 6. 962 326 YL10 100000 1200 200-250 282-410 590 400 104 124 M30 20. 550 622