www.jbj.co.uk/couplings.html #DriveLineHarmony no axial displacement not self-centering M s = screw tightening torque Pw max con M b max = max shaft pressure with BM max M t = transmissible torque without BM Pn max con M b max = max hub pressure with BM max Fax = permissible axial force without BM Pw min con M b max = min shaft pressure with BM max Pw = pressure generated at the shaft without BM Pn min con M b max = minimum hub pressure with BM max Pn = pressure generated at the hub without BM M tBM con M b max = max transmissible torque with con BM M b max = maximum BM (BM = bending moment) Fax con M b max = max permissible axial force with BM ® SIT-LOCK 4 Table of maximum limits with high bending moments Dimensions [mm] Clamping screws DIN 912 12.9 Values without bending moment Values with maximum bending moment (M ) b max Weight [kg] dxD H H H No. Type 1 2 Ms [Nm] Mt [Nm] Fax [kN] pw [N/mm²] pn [N/mm²] Mb max [Nm] pw max with Mb max [N/mm²] pn max with Mb max [N/mm²] pw min with Mb max [N/mm²] pn min with Mb max [N/mm²] MtBM with Mb max [Nm] F with ax Mb max [kN] 70 x 110 50 60 70 8 M10 83 7.300 208 197 125 5.050 241 153 153 97 5.271 151 2,30 75 x 115 50 60 70 8 M10 83 7.800 208 184 120 5.400 222 145 146 95 5.628 150 2,40 80 x 120 50 60 70 10 M10 83 10.400 260 216 144 7.250 258 172 174 116 7.456 186 2,50 85 x 125 50 60 70 10 M10 83 11.100 260 203 138 7.700 240 163 166 113 7.994 188 2,60 90 x 130 50 60 70 11 M10 83 12.900 286 211 146 8.900 248 172 174 120 9.338 207 2,70 95 x 135 50 60 70 11 M10 83 13.600 286 200 141 9.400 233 164 167 118 9.828 207 2,90 100 x 145 60 70 82 10 M12 145 19.400 388 215 148 10.100 260 179 169 117 16.563 331 4,10 110 x 155 60 70 82 10 M12 145 21.400 388 195 138 11.100 233 165 157 111 18.296 333 4,30 120 x 165 60 70 82 11 M12 145 25.600 427 197 143 14.500 235 171 159 116 21.097 352 4,60 130 x 180 65 79 91 14 M12 145 35.300 544 205 148 19.750 261 188 149 108 29.425 453 6,70 140 x 190 65 79 91 15 M12 145 40.800 583 204 151 19.500 248 183 160 118 35.838 512 7,10 150 x 200 65 79 91 15 M12 145 43.700 583 191 143 27.300 242 182 140 105 34.123 455 7,60 160 x 210 65 79 91 16 M12 145 49.700 621 191 145 22.100 225 171 157 120 44.516 556 8,00 170 x 225 78 92 106 15 M14 230 67.500 795 194 146 30.950 246 186 142 107 59.986 706 10,80 180 x 235 78 92 106 15 M14 230 71.500 795 183 140 44.850 247 189 119 91 55.684 618 11,50 190 x 250 88 102 116 16 M14 230 80.500 848 156 118 54.500 222 169 90 68 59.245 624 14,80 200 x 260 88 102 116 18 M14 230 105.000 1.047 183 141 40.500 225 173 141 108 96.874 969 15,00 220 x 285 96 111 127 15 M16 355 119.000 1.082 159 123 75.900 222 172 96 75 110.764 1.006 20,00 240 x 305 96 111 127 20 M16 355 173.000 1.443 194 153 43.500 222 175 166 131 167.441 1.395 21,80 260 x 325 96 111 127 20 M16 355 187.600 1.443 179 143 67.500 214 157 144 105 175.035 1.346 23,00 280 x 355 96 111 131 15 M20 690 237.000 1.695 217 171 112.200 263 207 171 135 208.758 1.491 33,30 300 x 375 96 111 131 16 M20 690 270.900 1.806 215 172 125.300 257 205 173 138 240.180 1.601 30,80 320 x 405 124 136 156 20 M20 690 362.000 2.260 195 154 170.100 257 203 133 105 319.546 1.997 46,50 340 x 425 124 136 156 20 M20 690 384.000 2.260 184 147 207.000 247 198 121 97 323.430 1.902 49,00 360 x 455 140 155 177 20 M22 930 499.000 2.771 170 135 286.000 243 192 97 77 408.907 2.272 67,00 380 x 475 140 155 177 20 M22 930 526.000 2.771 161 129 351.000 237 186 85 67 391.758 2.062 70,00 400 x 495 140 155 177 22 M22 930 610.000 3.048 168 136 369.500 237 192 99 80 485.355 2.427 74,00 420 x 515 140 155 177 24 M22 930 698.000 3.325 175 143 287.000 233 190 117 95 636.266 3.030 77,00 440 x 535 140 155 177 24 M22 930 731.000 3.325 167 137 388.000 235 193 99 81 619.530 2.816 81,00 460 x 555 140 155 177 24 M22 930 765.000 3.325 160 132 464.000 232 192 88 73 608.218 2.644 84,00 480 x 575 140 155 177 25 M22 930 831.000 3.463 159 133 437.500 218 182 100 84 706.509 2.944 87,00 500 x 595 140 155 177 25 M22 930 866.000 3.463 153 129 437.000 206 173 100 84 747.654 2.991 92,00 D d H H1 H2 74
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