CLZ type gear coupling  is suitable for connecting two horizontal coaxial drive shafting. It has a certain ability to compensate the relative offset of two shafts, and transmits nominal torque 0. 71 -- 1000KN m CLZ type tooth coupling basic parameters and main dimensions Model Nominal Torque  Tn KN m Allowable speed[n] r/min Shaft hole diameter d, dz Shaft hole  length  L Y D D, d2 D3 C  Inertia  moment  kg m2 Weight kg CLZ1 0. 71 3780 18  -40 (60) 40  -142 170 110 55 95 2.5 0. 03 11.8 CLZ2 1.4 3000 30  -50 (70) 82  -142 185 125 70 110 2.5 0.06 16.6 CLZ3 3. 15 2400 40-60(90) 112 172 220 150 90 145 2.5 0.12 34.8 CLZ4 5.6 2000 45-75(100) 112  -212 250 175 110 170 2.5 0. 22 47.8 CLZ5 8 1680 50-90(120) 112-212 290 200 130 190 5 0.44 67.3 CLZ6 11.2 1500 60  -110(130) 142-252 320 230 140 210 5 0. 75 91 CLZ7 18 1270 65� -120 (150) 142-252 350 260 170 240 5 1.25 125 CLZ8 23.6 1140 80� -140 (170) 172� -302 380 315 190 270 5 2.06 174 CLZ9 28 1000 90 -160 (190) 172� -352 430 365 210 280 5 2. 56 210 CLZ10 50 850 110-180(220) 212-352 490 420 260 320 5 5 298 CLZ11 71 750 120 220(250) 212-410 545 470 300 380 5 9. 25 447 CLZ12 100 660 140 250(280) 252-470 590 520 340 420 5 12.5 630 CLZ13 140 600 160 280(300) 302-470 680 590 380 480 7.5 29.9 897