Retaining Rings WSM Series Spirolox® Heavy Duty Rings External *Compliance with AS3216, AS4299, MIL-DTL-27426/2 RING RADIAL WALL RING THICKNESS GROOVE DEPTH GROOVE WIDTH SHAFT RING FREE INSIDE DIAMETER WSM-25 TO WSM-66 DIAMETER GROOVE DIAMETER WSM-68 & UP Smalley Part Number Carbon Steel WSM-253,4 WSM-313,4 WSM-373,4 WSM-434 WSM-46 WSM-50 WSM-55 WSM-56 WSM-59 WSM-62 WSM-66 WSM-68 WSM-75 WSM-78 WSM-81 WSM-87 WSM-93 WSM-98 WSM-100 WSM-102 WSM-106 WSM-112 WSM-118 WSM-125 WSM-131 WSM-137 WSM-143 WSM-150 WSM-156 WSM-162 WSM-168 WSM-175 WSM-177 WSM-181 WSM-187 WSM-196 WSM-200 WSM-206 WSM-212 WSM-215 WSM-225 WSM-231 WSM-237 WSM-243 WSM-250 WSM-255 WSM-262 WSM-268 WSM-275 WSM-287 1 2 3 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 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 in .250 .312 .375 .437 .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 Shaft Diameter mm 6.35 7.92 9.53 11.10 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 Based on a groove material yield strength of 45,000 psi and a safety factor of 2. Based on a safety factor of 3. No removal notch. 101 smalley.com • 847.719.5900 Inside Diameter (in) .228 .287 .349 .409 +.000/ .439 .464 .514 .525 .554 .583 .623 .641 .698 .727 .756 .814 .875 .919 .932 .953 .986 -.012 1.047 1.105 1.163 1.218 1.277 1.336 1.385 1.453 1.513 1.573 1.633 1.651 1.690 1.751 1.838 1.867 1.932 1.989 2.018 2.105 2.163 2.223 2.283 2.343 2.402 2.464 2.523 2.584 2.702 Ring Radial Wall (in) .020 .025 .030 .035 .045 .050 .050 .050 .050 .055 .055 .065 .065 .065 .065 .075 .075 .085 .085 .085 .103 .103 .103 .103 .118 .118 .118 .118 .128 .128 .128 .128 .128 .128 .158 .158 .158 .168 .168 .168 .168 .168 .200 .200 .200 .200 .200 .200 .225 .225 4 Product Dimensions: All dimensions in inches unless otherwise specified. Groove Thrust Capacity Thickness (in) .025 .025 .025 .025 .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 Square edge wire. * Contact Smalley for details/information on how to order parts to be in compliance with this specification. Order Online Easy Customization Diameter (in) .230 .290 .352 .412 .443 .468 .519 .530 .559 .588 .629 .646 .704 .733 .762 .821 .882 .926 .940 .961 .998 1.059 1.118 1.176 1.232 1.291 1.350 1.406 1.468 1.529 1.589 1.650 1.669 1.708 1.769 1.857 1.886 1.946 2.003 2.032 2.120 2.178 2.239 2.299 2.360 2.419 2.481 2.541 2.602 2.721 Width (in) .029 .029 .029 .029 .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 Groove Yield1 (lb) 177 243 305 386 430 570 620 640 760 840 950 1,020 1,220 1,330 1,440 1,670 1,860 2,020 2,120 2,240 2,400 2,620 2,940 3,270 3,710 4,080 4,470 4,980 5,190 5,510 5,840 6,190 6,380 6,660 7,020 7,790 8,060 8,450 9,160 9,450 10,340 10,950 11,420 11,890 12,370 12,660 13,360 13,870 14,390 15,650 Ring Shear2 (lb) 961 1,200 1,442 1,680 1,880 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 7,840 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 +.000/ -.030 +.000/-.025 +.000/-.020 +.000/-.013 +.000/ -.010 +.004/-.006 +.003/-.005 ±.003 ±.002 ±.006 ±.005 ±.004 ±.003 ±.002 +.005/-.000 +.004/-.000 +.003/-.000
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