WHM Series Smalley Part Number Carbon Steel WHM-281 WHM-283 WHM-287 WHM-300 WHM-306 WHM-312 WHM-315 WHM-325 WHM-334 WHM-347 WHM-350 WHM-354 WHM-356 WHM-362 WHM-375 WHM-387 WHM-393 WHM-400 WHM-412 WHM-425 WHM-433 WHM-450 WHM-462 WHM-475 WHM-500 WHM-525 WHM-537 WHM-550 WHM-575 WHM-600 WHM-625 WHM-650 WHM-662 WHM-675 WHM-700 WHM-725 WHM-750 WHM-775 WHM-800 WHM-825 WHM-850 WHM-875 WHM-900 WHM-925 WHM-950 WHM-975 WHM-1000 WHM-1025 WHM-1050 WHM-1075 WHM-1100 WHM-1125 WHM-1150 WHM-1175 WHM-1200 WHM-1225 WHM-1250 WHM-1275 WHM-1300 WHM-1325 WHM-1350 WHM-1375 WHM-1400 WHM-1425 WHM-1450 WHM-1475 WHM-1500 1 2 Spirolox® Heavy Duty Rings Internal Continued Ring Add Suffix 302 SS -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 -S02 316 SS -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 -S16 Housing Diameter in 2.813 2.834 2.875 3.000 3.062 3.125 3.157 3.250 3.346 3.464 3.500 3.543 3.562 3.625 3.750 3.875 mm 71.450 71.984 73.025 76.200 77.775 79.375 80.188 82.550 84.988 87.986 88.900 89.992 90.475 92.075 95.250 98.425 3.938 100.025 4.000 101.600 4.125 104.775 4.250 107.950 4.330 109.982 4.500 114.300 4.625 117.475 4.750 120.650 5.000 127.000 5.250 133.350 5.375 136.525 5.500 139.700 5.750 146.050 6.000 152.400 6.250 158.750 6.500 165.100 6.625 168.275 6.750 171.450 7.000 177.800 7.250 184.150 7.500 190.500 7.750 196.850 8.000 203.200 8.250 209.550 8.500 215.900 8.750 222.250 9.000 228.600 9.250 234.950 Groove Outside Diameter (in) 3.001 3.027 3.072 3.204 3.271 3.338 3.371 3.470 3.571 3.701 3.736 3.781 3.802 3.868 4.002 4.136 4.203 4.270 4.369 4.501 4.588 4.768 4.899 5.030 5.297 5.559 5.690 5.810 6.062 6.314 6.576 6.838 6.974 7.105 7.366 7.628 7.895 8.157 8.419 8.680 8.942 9.209 9.471 9.737 9.500 241.300 10.000 9.750 247.650 10.260 10.000 254.000 10.523 10.250 260.350 10.786 10.500 266.700 11.047 10.750 273.050 11.313 11.000 279.400 11.575 11.250 285.750 11.838 11.500 292.100 12.102 11.750 298.450 12.365 12.000 304.800 12.628 12.250 311.150 12.891 12.500 317.500 13.154 12.750 323.850 13.417 13.000 330.200 13.680 13.250 336.550 13.943 13.500 342.900 14.207 13.750 349.250 14.470 14.000 355.600 14.732 14.250 361.950 14.995 14.500 368.300 15.259 14.750 374.650 15.522 15.000 381.000 15.785 Based on a groove material yield strength of 45,000 psi and a safety factor of 2. Based on a safety factor of 3. smalley.com • 847.719.5900 Radial Wall (in) .225 .225 .225 .225 .281 .281 .281 .281 .281 .281 .281 .281 .281 .281 .312 .312 .312 .312 .312 .312 .312 .312 .312 .312 .312 .350 .350 .350 .350 .350 .380 .380 .380 .380 .380 .418 .418 .418 .418 .437 .437 .437 .437 .437 .500 .500 .500 .500 .500 .500 .500 .500 .562 .562 .562 .562 .562 .562 .662 .662 .662 .662 .662 .662 .750 .750 .750 Thickness (in) .093 .093 .093 .093 .111 .111 .111 .111 .111 .111 .111 .111 .111 .111 .111 .111 .111 .111 .111 .111 .111 .111 .111 .111 .111 .127 .127 .127 .127 .127 .156 .156 .156 .156 .156 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 .187 Diameter (in) 2.980 3.006 3.051 3.182 3.248 3.315 3.348 3.446 3.546 3.675 3.710 3.755 3.776 3.841 3.974 4.107 4.174 4.240 4.339 4.470 4.556 4.735 4.865 4.995 5.260 5.520 5.650 5.770 6.020 6.270 6.530 6.790 6.925 7.055 7.315 7.575 7.840 8.100 8.360 8.620 8.880 9.145 9.405 9.669 9.930 10.189 10.450 10.711 10.970 11.234 11.495 11.756 12.018 12.279 12.540 12.801 13.063 13.324 13.585 13.846 14.108 14.369 14.630 14.891 15.153 15.414 15.675 Width (in) .103 .103 .103 .103 .120 .120 .120 .120 .120 .120 .120 .120 .120 .120 .120 .120 .120 .120 .120 .120 .120 .120 .120 .120 .120 .139 .139 .139 .139 .139 .174 .174 .174 .174 .174 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 .209 Retaining Rings Thrust Capacity Groove Yield1 (lb) 16,700 17,230 17,880 18,300 20,130 20,990 21,420 22,510 23,650 25,710 25,980 26,550 26,940 27,670 29,690 31,770 32,850 33,930 34,990 36,050 36,730 38,170 39,230 41,300 45,950 50,100 51,290 52,480 54,870 57,260 61,850 66,620 70,240 73,000 78,180 83,530 90,120 95,870 101,790 107,880 114,160 122,460 129,140 137,310 144,380 150,620 159,040 167,370 174,420 183,890 192,830 201,190 210,540 220,100 229,020 238,990 249,170 258,660 269,240 279,100 290,100 301,300 311,730 323,340 335,160 346,150 358,380 Ring Shear² (lb) 32,880 33,120 33,600 35,060 42,710 43,590 44,040 45,330 46,670 48,320 48,820 49,420 49,690 50,560 52,310 54,050 54,930 55,800 57,540 59,280 60,400 62,770 64,510 66,260 69,740 83,790 85,780 87,780 91,770 95,760 122,520 127,420 129,870 132,320 137,230 170,370 176,240 182,120 187,990 193,870 199,740 205,620 211,490 217,370 223,240 229,120 234,990 240,870 246,740 252,620 258,490 264,370 270,240 276,120 281,990 287,860 293,740 299,610 305,490 311,360 317,240 323,110 328,990 334,860 340,740 346,610 352,490 * Contact Smalley for details/information on how to order parts to be in compliance with this specification. Order Online Easy Customization 74 +.140/-.000 +.120/-.000 +.070/-.000 +.055/-.000 +.050/-.000 +.035/-.000 +.030/-.000 +.005/-.010 +.004/-.008 +.004/-.006 ±.005 ±.004 ±.003 ±.012 ±.010 ±.008 ±.007 ±.006 +.008/-.000 +.006/-.000 +.005/-.000
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