| ARM | Shaft | Ring Dimensions | Free Gap | Groove Dimensions | Ring Thrust | ||||||||
| Part No. | Diameter Inches | D | Tol | W | T | Min Max | Diameter | C. Tol | W | B | Capacity Lbs | ||
| XT 100 | 1 | 0.941 | 0.042 | 0.956 | 0.046 | 0.022 | 1200 | ||||||
| XT 102 | 1.023 | 0.962 | -0.002 | 0.977 | + - | 0.003 | 0.023 | 1300 | |||||
| XT 106 | 1.062 | 1 | 1.016 | 0.003 | 0.023 | 1600 | |||||||
| XT 112 | 1.125 | 1.06 | 0.093 | 0.156 | 0.312 | 1.075 | 0.025 | 1880 | |||||
| XT 118 | 1.188 | 1.121 | + - | 0.05 | 1.136 | 0.056 | 0.026 | 1990 | |||||
| XT 125 | 1.25 | 1.179 | 0 | 0.003 | + - | 1.194 | + | 0.028 | 2090 | ||||
| XT 131 | 1.312 | 1.232 | -0.031 | 0.002 | 1.25 | 0.004 | 0.031 | 2100 | |||||
| XR 137 | 1.375 | 1.291 | 0.109 | 1.309 | 0.033 | 2300 | |||||||
| XT 143 | 1.438 | 1.351 | + - | 1.37 | 0.034 | 2460 | |||||||
| XT 150 | 1.5 | 1.408 | 0.003 | 1.43 | 0.035 | 2500 | |||||||
| XT 156 | 1.562 | 1.467 | 1.49 | 0.036 | 3060 | ||||||||
| XT 162 | 1.625 | 1.527 | 0.125 | 0.062 | 1.551 | 0.037 | 3190 | ||||||
| XT 168 | 1.687 | 1.581 | + - | + - | 1.611 | 0.038 | 3370 | ||||||
| XT 175 | 1.75 | 1.64 | 0.005 | 0.002 | 1.67 | 0.068 | 0.04 | 3510 | |||||
| XT 177 | 1.771 | 1. 657 | 0.141 | 1.687 | + | 0.042 | 3550 | ||||||
| XT 181 | 1.812 | 1.698 | 0.003 | 1.728 | 0.004 | 0.042 | 3640 | ||||||
| XT 187 | 1.875 | 1.759 | 1.789 | 0.043 | 3760 | ||||||||
| XT 196 | 1.969 | 1.849 | 0 | 0.156 | 0.375 | 1.879 | 0.045 | 3940 | |||||
| XT 200 | 2 | 1.88 | -0.046 | 0.156 | 1.91 | 0.045 | 4010 | ||||||
| XT 206 | 2.062 | 1.936 | + - | 1.966 | 0.048 | 5350 | |||||||
| XT 212 | 2.125 | 1.997 | 0.003 | 2.027 | 0.049 | 5470 | |||||||
| XT 215 | 2.156 | 2.026 | 2.056 | 0.05 | 5680 | ||||||||
| XT 225 | 2.25 | 2.116 | 0.078 | 2.146 | 0.052 | 5790 | |||||||
| XT 231 | 2.312 | 2.174 | + - | 2.204 | 0.086 | 0.054 | 6300 | ||||||
| XT 237 | 2.375 | 2.235 | 0.002 | 2.265 | + | 0.055 | 6400 | ||||||
| XT 243 | 2.437 | 2.295 | 2.325 | 0.005 | 0.056 | 6500 | |||||||
| XT 250 | 2.5 | 2.356 | 0.187 | 2.386 | 0.057 | 6600 | |||||||
| XT 255 | 2.559 | 2.413 | + - | 2.443 | 0.058 | 6700 | |||||||
| XT 262 | 2.625 | 2.475 | 0.005 | 2.505 | 0.06 | 6800 | |||||||
| XT 268 | 2.687 | 2.535 | 2.565 | 0.061 | 6900 | ||||||||
| XT 275 | 2.75 | 2.594 | 2.624 | 0.063 | 8460 | ||||||||
| XT 287 | 2.875 | 2.713 | 2.743 | 0.066 | 8840 | ||||||||
| XT 293 | 2.937 | 2.771 | 2.801 | 0.068 | 9030 | ||||||||
| XT 300 | 3 | 2.83 | 0 | 0.218 | 0.187 | 0.437 | 2.86 | 0.103 | 0.07 | 9230 | |||
| XT 306 | 3.062 | 2.89 | -0.062 | + - | 0.093 | 2.92 | + | 0.071 | 9420 | ||||
| XT 312 | 3.125 | 2.951 | 0.005 | + - | 2.981 | 0.005 | 0.072 | 9630 | |||||
| XT 315 | 3.156 | 2.98 | 0.002 | 3.01 | 0.073 | 9800 | |||||||
| XT 325 | 3.25 | 3.07 | 3.1 | + - | 0.075 | 10000 | |||||||
| XT 334 | 3.344 | 3.16 | 3.19 | 0.006 | 0.077 | 10290 | |||||||
| XT 343 | 3.437 | 3.251 | 0.25 | 3.281 | 0.078 | 10570 | |||||||
| XT 350 | 3.5 | 3.305 | + - | 3.34 | 0.08 | 11970 | |||||||
| XT 354 | 3.543 | 3.346 | 0.005 | 3.381 | 0.081 | 12120 | |||||||
| XT 362 | 3.625 | 3.423 | 0 | 0.25 | 0.562 | 3.458 | 0.083 | 12300 | |||||
| XT 368 | 3.687 | 3.482 | -0.078 | 3.517 | 0.085 | 12600 | |||||||
| XT 375 | 3.75 | 3.541 | 0.109 | 3.576 | 0.087 | 12800 | |||||||
| XT 387 | 3.875 | 3.657 | + - | 3.697 | 0.12 | 0.089 | 13200 | ||||||
| XT 393 | 3.938 | 3.713 | 0.281 | 0.002 | 3.758 | + | 0.09 | 13470 | |||||
| XT 400 | 4 | 3.771 | + - | 3.816 | 0.005 | 0.092 | 13650 | ||||||
| XT 425 | 4.25 | 4.016 | 0 | 0.005 | 4.066 | 0.092 | 15000 | ||||||
| XT 437 | 4.375 | 4.141 | -0.093 | 0.25 | 0.656 | 4.191 | 0.092 | 15500 | |||||
| XT 450 | 4.5 | 4.255 | 0.312 | 4.31 | 0.095 | 16200 | |||||||
| XT 475 | 4.75 | 4.495 | + - | 4.55 | 0.1 | 16480 | |||||||
| XT 500 | 5 | 4.73 | 0.005 | 4.79 | 0.105 | 17110 | |||||||
| XT 525 | 5.25 | 4.97 | 5.03 | 0.11 | 20590 | ||||||||
| XT 550 | 5.5 | 5.206 | 0 | 0.375 | 0.125 | 5.266 | 0.139 | 0.117 | 21790 | ||||
| XT 575 | 5.75 | 5.446 | -0.125 | + - | + - | 5.506 | + | 0.122 | 23010 | ||||
| XT 590 | 5.9 | 5.6 | 0.005 | 0.002 | 0.25 | 0.75 | 5.656 | 0.006 | 0.122 | 23625 | |||
| XT 600 | 6 | 5.687 | 5.746 | 0.127 | 24000 | ||||||||
| XT 625 | 6.25 | 5.916 | 5.986 | 0.132 | 30310 | ||||||||
| XT 650 | 6.5 | 6.151 | 0.437 | 0.156 | 6.226 | 0.174 | 0.137 | 33760 | |||||
| XT 675 | 6.75 | 6.386 | + - | + - | 6.466 | + | 0.142 | 36840 | |||||
| XT 700 | 7 | 6.621 | 0.005 | 0.002 | 6.706 | 0.008 | 0.147 | 39920 | |||||
| XT 725 | 7.25 | 6.84 | 6.93 | + - | 0.16 | 43100 | |||||||
| XT 750 | 7.5 | 7.09 | 7.18 | 0.008 | 0.16 | 44500 | |||||||
| XT 800 | 8 | 7.56 | 0 | 0.5 | 0.187 | 0.25 | 0.875 | 7.66 | 0.29 | 0.17 | 45500 | ||
| XT 850 | 8.5 | 8.05 | -0.156 | + - | + - | 8.16 | + | 0.17 | 46700 | ||||
| XT 900 | 9 | 8.545 | 0.005 | 0.002 | 8.66 | 0.008 | 0.17 | 49900 | |||||
| XT 925 | 9.25 | 8.8 | 8.91 | 0.17 | 51000 | ||||||||
| XT 950 | 9.5 | 9.04 | 9.16 | 0.17 | 52590 | ||||||||
| XT1000 | 10 | 9.535 | 9.66 | 0.17 | 55600 | ||||||||