RLAF Diaphragm Coupling
Large and Small Axis Installation
The size difference design of the bilateral shaft sleeve is suitable for situations where the diameter difference between the two ends of the shaft is significant.
| Model | D/DA | D1/D2 | D3 | d1(max) | d2(max) | L1/L2 | S | Maximum Allowable Speed | Nominal Torque | Maximum Instantaneous Torque |
|---|---|---|---|---|---|---|---|---|---|---|
| (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | n max（r/min） | T(N.m) | Tmax(N.m) | |
| RLAF125-6 | 125/155 | 70/105 | 68 | 50 | 70 | 55/75 | 11 | 14000 | 650 | 1300 |
| RLAF135-6 | 135/168 | 92/119 | 82 | 65 | 85 | 70/90 | 11 | 11800 | 1180 | 2478 |
| RLAF156-6 | 160/190 | 105/140 | 96 | 75 | 100 | 80/105 | 15 | 10000 | 2100 | 2780 |
| RLAF178-6 | 180/218 | 119/161 | 117 | 85 | 115 | 90/120 | 15 | 8500 | 3580 | 5600 |
| RLAF210-6 | 210/258 | 140/182 | 122 | 100 | 130 | 105/135 | 20 | 7800 | 5000 | 7800 |
| RLAF225-6 | 230/276 | 154/217 | 144 | 110 | 155 | 115/165 | 22 | 6500 | 8500 | 13200 |
| RLAF255-6 | 260/295 | 168/238 | 158 | 120 | 170 | 125/180 | 24 | 5800 | 9000 | 14040 |
| RLAF280-6 | 280/320 | 196/259 | 171 | 140 | 185 | 150/195 | 30 | 5200 | 13500 | 21060 |
| RLAF305-6 | 310/356 | 210/273 | 193 | 150 | 195 | 160/205 | 32 | 4350 | 20250 | 31500 |
| RLAF340-6 | 340/400 | 238/308 | 230 | 170 | 220 | 180/230 | 34 | 3880 | 30500 | 47500 |
| RLAF365-6 | 370/425 | 258/350 | 228 | 190 | 250 | 200/260 | 34 | 3500 | 32500 | 78500 |
| RLAF420-6 | 420/495 | 278/406 | 269 | 200 | 290 | 210/290 | 36 | 3100 | 42000 | 95800 |
| Model | Mass Point G/GA | Angular Deviation | Axial Deviation | Intermediate Joint Sleeve H | Intermediate Sleeve Weight | Intermediate Sleeve Rotational Inertia | Torsional stiffness of diaphragm group | Weight | Torsional Stiffness | Rotational Inertia |
|---|---|---|---|---|---|---|---|---|---|---|
| (mm) | (±△o) | (±△mm) | min(mm) | kg | Jh（Kg.m2) | Ct+10E6(N.m/rad) | (Kg) | Ct+10E6(N.m/rad) | J（Kg.m2) | |
| RLAF125-6 | 52.1/69.12 | 1 | 1 | 65 | 1.57 | 0.00644 | 0.34 | 7.8 | 0.17 | 0.01708 |
| RLAF135-6 | 62.2/83.97 | 1 | 1 | 65 | 1.82 | 0.0078 | 0.29 | 11.2 | 0.145 | 0.0225 |
| RLAF156-6 | 64.5/87.075 | 1 | 1.4 | 85 | 2.7 | 0.0163 | 0.84 | 16.1 | 0.42 | 0.05 |
| RLAF178-6 | 77.6/100.88 | 1 | 1.4 | 85 | 3.3 | 0.0224 | 1.1 | 23.2 | 0.55 | 0.0768 |
| RLAF210-6 | 80.6/104 | 1 | 1.4 | 105 | 6.16 | 0.0682 | 1.97 | 33.58 | 0.985 | 0.1974 |
| RLAF225-6 | 96.9/121.125 | 0.75 | 1.6 | 105 | 7.17 | 0.0873 | 3.45 | 47.02 | 1.725 | 0.2806 |
| RLAF255-6 | 103.2/128 | 0.75 | 1.6 | 150 | 13.64 | 0.223 | 5.13 | 67.92 | 2.565 | 0.646 |
| RLAF280-6 | 118.1/147.625 | 0.75 | 2 | 160 | 14.77 | 0.242 | 7.94 | 89.72 | 3.97 | 0.814 |
| RLAF305-6 | 122/152.5 | 0.75 | 2 | 185 | 24.43 | 0.535 | 9.35 | 118.54 | 4.675 | 1.58 |
| RLAF340-6 | 141.3/162.495 | 0.75 | 2 | 190 | 30.23 | 0.807 | 12.58 | 164.54 | 6.29 | 2.464 |
| RLAF365-6 | 145/166.675 | 0.75 | 2 | 210 | 37.4 | 1.17 | 15.95 | 195.75 | 7.975 | 3.55 |
| RLAF420-6 | 167.8/192.97 | 0.75 | 2 | 220 | 49.5 | 2.036 | 23.95 | 272.875 | 11.975 | 6.222 |
| Model | DA/D | D1/D2 | D3 | d1(max) | d2(max) | L1/L2 | S | Maximum Allowable Speed | Nominal Torque | Maximum Instantaneous Torque |
|---|---|---|---|---|---|---|---|---|---|---|
| (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | n max（r/min） | T(N.m) | Tmax(N.m) | |
| RLAF255-8 | 260/295 | 168/238 | 158 | 120 | 170 | 125/180 | 24 | 5800 | 9000 | 14040 |
| RLAF280-8 | 280/320 | 196/259 | 196 | 140 | 185 | 150/195 | 30 | 5200 | 13500 | 21060 |
| RLAF310-8 | 310/356 | 210/273 | 210 | 150 | 195 | 160/205 | 32 | 4350 | 20250 | 31500 |
| RLAF340-8 | 340/400 | 238/308 | 238 | 170 | 220 | 180/230 | 34 | 3880 | 30500 | 47500 |
| RLAF370-8 | 370/425 | 258/350 | 258 | 190 | 250 | 200/260 | 34 | 3500 | 32500 | 78500 |
| RLAF420-8 | 420/495 | 278/406 | 273 | 200 | 290 | 210/290 | 36 | 3100 | 42000 | 95800 |
| RLAF445-8 | 450/518 | 330/450 | 340 | 220 | 320 | 282/330 | 38 | 1850 | 60000 | 93600 |
| RLAF500-8 | 500/575 | 360/546 | 434 | 240 | 390 | 330/330 | 44 | 1800 | 72000 | 112500 |
| Model | Mass Point G/GA | Angular Deviation | Axial Deviation | Intermediate Joint Sleeve H | Intermediate Sleeve Weight | Intermediate Sleeve Rotational Inertia | Torsional stiffness of diaphragm group | Weight | Torsional Stiffness | Rotational Inertia |
|---|---|---|---|---|---|---|---|---|---|---|
| (mm) | (±△o) | (±△mm) | min(mm) | kg | Jh（Kg.m2) | Ct10E6(N.m/rad) | (Kg) | Ct+10E6(N.m/rad) | J（Kg.m2) | |
| RLAF255-8 | 103.2/128 | 0.5 | 3.6 | 150 | 13.644 | 0.223 | 10.25 | 67.92 | 5.125 | 0.629 |
| RLAF280-8 | 118.1/147.625 | 0.5 | 3.6 | 160 | 14.769 | 0.242 | 16.15 | 89.72 | 8.075 | 0.902 |
| RLAF310-8 | 122/152.5 | 0.5 | 3.8 | 185 | 24.437 | 0.535 | 18.69 | 118.54 | 9.345 | 1.589 |
| RLAF340-8 | 141.3/162.495 | 0.5 | 3.8 | 190 | 30.234 | 0.807 | 25.15 | 164.54 | 12.575 | 2.613 |
| RLAF370-8 | 145/166.675 | 0.5 | 4 | 210 | 37.400 | 1.17 | 31.91 | 195.75 | 15.955 | 3.668 |
| RLAF420-8 | 167.8/192.97 | 0.5 | 4.6 | 220 | 49.497 | 2.036 | 47.89 | 272.875 | 23.945 | 6.458 |
| RLAF445-8 | 160.6523/184.75 | 0.5 | 4.6 | 220 | 55.760 | 2.043 | 58.46 | 364.500 | 29.23 | 10.191 |
| RLAF500-8 | 187.2418/215.328 | 0.5 | 5.5 | 230 | 73.668 | 3.509 | 71.67 | 499.030 | 35.835 | 17.063 |
| Model | DA/D | D1/D2 | D3 | d1(max) | d2(max) | L1/L2 | S | Maximum Allowable Speed | Nominal Torque | Maximum Instantaneous Torque |
|---|---|---|---|---|---|---|---|---|---|---|
| (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | n max（r/min） | T(N.m) | Tmax(N.m) | |
| RLAF370-10 | 370/425 | 258/350 | 258 | 190 | 250 | 200/260 | 34 | 3500 | 32500 | 78500 |
| RLF420-10 | 420/495 | 278/406 | 273 | 200 | 290 | 210/290 | 36 | 3100 | 42000 | 95800 |
| RLAF445-10 | 450/518 | 330/420 | 321 | 220 | 300 | 282/330 | 38 | 1850 | 75000 | 117000 |
| RLAF500-10 | 500/575 | 360/448 | 346 | 240 | 320 | 330/330 | 44 | 1800 | 105000 | 163800 |
| RLAF630-10 | 630/710 | 405/462 | 398 | 280 | 350 | 330/450 | 44 | 1420 | 210000 | 327600 |
| RLAF700-10 | 700/785 | 460/546 | 448 | 320 | 390 | 330/520 | 50 | 1280 | 288000 | 449280 |
| RLAF60-10 | 760/850 | 493/645 | 478 | 340 | 460 | 450/580 | 60 | 1180 | 365000 | 569400 |
| Model | Mass Point G/GA | Angular Deviation | Axial Deviation | Intermediate Joint Sleeve H | Intermediate Sleeve Weight | Intermediate Sleeve Rotational Inertia | Torsional stiffness of diaphragm group | Weight | Torsional Stiffness | Rotational Inertia |
|---|---|---|---|---|---|---|---|---|---|---|
| (mm) | (±△o) | (±△mm) | min(mm) | kg | Jh（Kg.m2) | Ct10E6(N.m/rad) | (Kg) | Ct+10E6(N.m/rad) | J（Kg.m2) | |
| RLAF370-10 | 145/166.675 | 0.32 | 4 | 210 | 37.400 | 1.17 | 31.91 | 195.75 | 15.955 | 3.668 |
| RLF420-10 | 167.8/192.97 | 0.32 | 4.6 | 220 | 49.497 | 2.036 | 47.89 | 272.875 | 23.945 | 6.458 |
| RLAF445-10 | 160.6523/184.75 | 0.32 | 4.5 | 220 | 55.760 | 2.043 | 71.35 | 364.500 | 35.675 | 10.191 |
| RLAF500-10 | 187.2418/215.328 | 0.32 | 5 | 230 | 73.668 | 3.509 | 91.95 | 499.030 | 45.975 | 17.063 |
| RLAF630-10 | 197.3536/226.95 | 0.32 | 6 | 245 | 130.080 | 12.453 | 193.1 | 694.250 | 96.55 | 39.181 |
| RLAF700-10 | 198.6369/228.45 | 0.32 | 7 | 250 | 217.214 | 20.778 | 260.46 | 939.340 | 130.23 | 62.154 |
| RLAF60-10 | 261.44407/300.66 | 0.32 | 8 | 265 | 197.708 | 26.842 | 331.34 | 1260.120 | 165.67 | 96.662 |