Retaining Rings WST Series Spirolox® Medium/Heavy Duty Rings External RING RADIAL WALL RING THICKNESS GROOVE DEPTH GROOVE WIDTH SHAFT RING FREE INSIDE DIAMETER WST-46 TO WS-150 WST-156 TO WST-600 WST-625 & UP DIAMETER GROOVE DIAMETER Smalley Part Number Carbon Steel WST-46 WST-50 WST-55 WST-56 WST-59 WST-62 WST-66 WST-68 WST-75 WST-78 WST-81 WST-87 WST-93 WST-98 WST-100 WST-102 WST-106 WST-112 WST-118 WST-125 WST-131 WST-137 WST-143 WST-150 WST-156 WST-162 WST-168 WST-175 WST-177 WST-181 WST-187 WST-196 WST-200 WST-206 WST-212 WST-215 WST-225 WST-231 WST-237 WST-243 WST-250 WST-255 WST-262 WST-268 WST-275 WST-287 WST-293 WST-300 WST-306 1 2 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 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 in .469 .500 .551 .562 .594 .625 .669 .688 .750 .781 .812 .875 .938 .984 1.000 1.023 1.062 1.125 1.188 1.250 1.312 1.375 1.438 1.500 1.562 1.625 1.687 1.750 1.771 1.812 1.875 1.969 2.000 2.062 2.125 2.156 2.250 2.312 2.375 2.437 2.500 2.559 2.625 2.687 2.750 2.875 2.937 3.000 3.062 Shaft Diameter mm 11.91 12.70 14.00 14.27 15.09 15.88 16.99 17.48 19.05 19.84 20.62 22.23 23.83 24.99 25.40 25.98 26.97 28.58 30.18 31.75 33.32 34.93 36.53 38.10 39.67 41.28 42.85 44.45 44.98 46.02 47.63 50.01 50.80 52.37 53.98 54.76 57.15 58.72 60.33 61.90 63.50 65.00 66.68 68.25 69.85 73.03 74.60 76.20 77.77 Based on a groove material yield strength of 45,000 psi and a safety factor of 2. Based on a safety factor of 3. 99 smalley.com • 847.719.5900 Order Online Easy Customization Inside Diameter (in) .436 .469 .518 .529 .559 .590 .630 .648 .708 .738 .768 .827 .886 .934 .947 .969 1.005 1.064 1.126 1.184 1.240 1.298 1.359 1.419 1.476 1.537 1.598 1.657 1.676 1.714 1.774 1.864 1.894 1.955 2.012 2.041 2.129 2.188 2.248 2.307 2.366 2.424 2.485 2.545 2.604 2.722 2.780 2.838 2.897 Ring Radial Wall (in) Two-Turn .045 .045 .045 .045 .045 .055 .055 .065 .065 .065 .065 .075 .075 .075 .075 .075 .088 .088 .088 .093 .098 .103 .103 .103 .113 .118 .118 .118 .123 .123 .123 .123 .128 .141 .141 .141 .141 .141 .141 .141 .188 .188 .188 .188 .188 .188 .188 .188 .188 .025 .035 .035 .035 .035 .035 .035 .042 .042 .042 .042 .042 .042 .042 .042 .042 .050 .050 .050 .050 .050 .050 .050 .050 .062 .062 .062 .062 .062 .062 .062 .062 .062 .078 .078 .078 .078 .078 .078 .078 .078 .078 .078 .078 .093 .093 .093 .093 .093 .443 .474 .524 .535 .565 .596 .638 .655 .715 .745 .776 .835 .894 .940 .955 .977 1.015 1.075 1.135 1.195 1.250 1.310 1.370 1.430 1.490 1.550 1.610 1.670 1.689 1.730 1.790 1.879 1.910 1.970 2.027 2.057 2.145 2.205 2.265 2.325 2.385 2.443 2.505 2.565 2.625 2.742 2.801 2.860 2.920 .029 .039 .039 .039 .039 .039 .039 .046 .046 .046 .046 .046 .046 .046 .046 .046 .056 .056 .056 .056 .056 .056 .056 .056 .068 .068 .068 .068 .068 .068 .068 .068 .068 .086 .086 .086 .086 .086 .086 .086 .086 .086 .086 .086 .103 .103 .103 .103 .103 430 460 550 560 630 660 760 830 950 990 1,030 1,240 1,460 1,530 1,630 1,660 1,800 1,990 2,270 2,470 2,880 3,210 3,460 3,710 3,980 4,370 4,650 4,950 5,130 5,250 5,700 6,260 6,360 6,710 7,360 7,620 8,430 8,830 9,230 9,650 10,250 10,490 11,130 11,590 12,250 13,620 14,120 14,840 15,370 1,800 2,530 2,790 2,840 3,000 3,160 3,380 4,180 4,550 4,740 4,930 5,310 5,690 5,970 6,070 6,210 7,010 7,420 7,370 8,250 8,660 9,070 9,490 9,900 12,780 13,290 13,800 14,320 14,490 14,820 15,340 16,110 16,360 21,220 21,870 22,190 23,160 23,800 24,440 25,080 25,730 26,340 27,020 27,660 32,140 33,600 34,320 35,060 35,790 Product Dimensions: All dimensions in inches unless otherwise specified. Groove Thrust Capacity Thickness (in) Diameter (in) Width (in) Groove Yield1 (lb) Ring Shear2 (lb) +.000/-.030 +.000/-.025 +.000/-.020 +.000/-.015 +.000/-.013 ±.005 ±.004 ±.003 ±.002 ±.003 ±.006 ±.005 ±.004 ±.003 ±.002 +.005/-.000 +.004/-.000 +.003/-.000
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