JIS_Spring

R SERIES R ISO Special Springs 17 1 N = 0.1 daN = 0.102 kgf Load (N) = R (N/mm) x Deflection (mm) R 50 - 152 ( Series D H - L 0 ) ISO 10243 Code D H D d b x h L 0 R ± 10% 20% L 0 + 3.000.000 25% L 0 ~ 1.500.000 27.5% L 0 300 - 500.000 30% L 0 100 - 200.000 mm mm mm N/mm mm N mm N mm N mm N mm Pcs R 25 - 025 25 12.5 25 375 5.0 1875 6.3 2363 6.9 2578 7.5 2813 8.5 50 R 25 - 032 32 297 6.4 1901 8.0 2376 8.8 2614 9.6 2851 11.0 25 R 25 - 038 38 219 7.6 1664 9.5 2081 10.5 2289 11.4 2497 12.6 25 R 25 - 044 44 187 8.8 1646 11.0 2057 12.1 2263 13.2 2468 14.8 25 R 25 - 051 51 156 10.2 1591 12.8 1997 14.0 2188 15.3 2387 17.9 25 R 25 - 064 64 123 12.8 1574 16.0 1968 17.6 2165 19.2 2362 23.1 25 R 25 - 076 76 99.0 15.2 1505 19.0 1881 20.9 2069 22.8 2257 26.3 20 R 25 - 089 89 84.0 17.8 1495 22.3 1873 24.5 2056 26.7 2243 30.5 20 R 25 - 102 102 73.0 20.4 1489 25.5 1862 28.1 2048 30.6 2234 37.3 20 R 25 - 115 115 65.0 23.0 1495 28.8 1872 31.6 2056 34.5 2243 41.9 10 R 25 - 127 127 57.7 25.4 1466 31.8 1835 34.9 2015 38.1 2198 46.2 10 R 25 - 139 139 52.7 28.0 1476 35.0 1845 38.2 2014 42.0 2213 49.3 10 R 25 - 152 152 47.8 30.4 1453 38.0 1816 41.8 1998 45.6 2180 55.7 10 R 25 - 178 178 41.0 35.6 1460 44.5 1825 49.0 2007 53.4 2189 65.1 10 R 25 - 203 203 35.8 40.6 1453 50.8 1819 55.8 1999 60.9 2180 74.5 10 R 25 - 305 5.5 x 4.2 305 22.9 61.0 1397 76.3 1747 83.9 1921 91.5 2095 110 5 R 32 - 038 32 16 38 388 7.6 2949 9.5 3686 10.5 4055 11.4 4423 12.5 20 R 32 - 044 44 324 8.8 2851 11.0 3564 12.1 3920 13.2 4277 14.9 20 R 32 - 051 51 272 10.2 2774 12.8 3482 14.0 3815 15.3 4162 17.8 20 R 32 - 064 64 212 12.8 2714 16.0 3392 17.6 3731 19.2 4070 22.4 20 R 32 - 076 76 172 15.2 2614 19.0 3268 20.9 3595 22.8 3922 26.1 20 R 32 - 089 89 141 17.8 2510 22.3 3144 24.5 3451 26.7 3765 30.8 10 R 32 - 102 102 122 20.4 2489 25.5 3111 28.1 3422 30.6 3733 36.8 10 R 32 - 115 115 107 23.0 2461 28.8 3082 31.6 3384 34.5 3692 41.4 10 R 32 - 127 127 93.0 25.4 2362 31.8 2957 34.9 3248 38.1 3543 44.4 10 R 32 - 139 139 86.0 28.0 2408 35.0 3010 38.2 3287 42.0 3612 48.5 10 R 32 - 152 152 78.0 30.4 2371 38.0 2964 41.8 3260 45.6 3557 54.8 10 R 32 - 178 178 67.2 35.6 2392 44.5 2990 49.0 3289 53.4 3588 63.6 5 R 32 - 203 203 59.1 40.6 2399 50.8 3002 55.8 3299 60.9 3599 72.5 5 R 32 - 254 254 46.4 50.8 2357 63.5 2946 69.9 3241 76.2 3536 92.8 5 R 32 - 305 7.1 x 5.4 305 38.0 61.0 2318 76.3 2899 83.9 3187 91.5 3477 112 5 R 40 - 051 40 20 51 350 10.2 3570 12.8 4480 14.0 4909 15.3 5355 17.0 20 R 40 - 064 64 269 12.8 3443 16.0 4304 17.6 4734 19.2 5165 21.9 10 R 40 - 076 76 219 15.2 3329 19.0 4161 20.9 4577 22.8 4993 26.7 10 R 40 - 089 89 190 17.8 3382 22.3 4237 24.5 4650 26.7 5073 31.3 10 R 40 - 102 102 163 20.4 3325 25.5 4157 28.1 4572 30.6 4988 37.1 10 R 40 - 115 115 142 23.0 3266 28.8 4090 31.6 4491 34.5 4899 41.0 10 R 40 - 127 127 128 25.4 3251 31.8 4070 34.9 4470 38.1 4877 46.5 5 R 40 - 139 139 115 28.0 3220 35.0 4025 38.2 4396 42.0 4830 53.1 5 R 40 - 152 152 105 30.4 3192 38.0 3990 41.8 4389 45.6 4788 56.1 5 R 40 - 178 178 89 35.6 3168 44.5 3961 49.0 4357 53.4 4753 67.4 5 R 40 - 203 203 77 40.6 3126 50.8 3912 55.8 4299 60.9 4689 76.2 5 R 40 - 254 254 61 50.8 3099 63.5 3874 69.9 4261 76.2 4648 96.2 2 R 40 - 305 8.4 x 6.2 305 51 61.0 3111 76.3 3891 83.9 4278 91.5 4667 115 2 R 50 - 064 50 25 64 413 12.8 5286 16.0 6608 17.6 7269 19.2 7930 22.4 5 R 50 - 076 76 339 15.2 5153 19.0 6441 20.9 7085 22.8 7729 26.5 5 R 50 - 089 89 288 17.8 5126 22.3 6422 24.5 7049 26.7 7690 31.5 5 R 50 - 102 102 245 20.4 4998 25.5 6248 28.1 6872 30.6 7497 37.6 5 R 50 - 115 115 215 23.0 4945 28.8 6192 31.6 6799 34.5 7418 42.7 5 R 50 - 127 127 192 25.4 4877 31.8 6106 34.9 6706 38.1 7315 47.5 5 R 50 - 139 139 168 28.0 4704 35.0 5880 38.2 6422 42.0 7056 51.8 5 R 50 - 152 152 154 30.4 4682 38.0 5852 41.8 6437 45.6 7022 57.8 2 R 50 - 178 178 134 35.6 4770 44.5 5963 49.0 6559 53.4 7156 68.5 2 R 50 - 203 203 117 40.6 4750 50.8 5944 55.8 6532 60.9 7125 77.6 2 R 50 - 254 254 89 50.8 4521 63.5 5652 69.9 6217 76.2 6782 97.9 2 R 50 - 305 11.1 x 7.6 305 73 61.0 4453 76.3 5570 83.9 6123 91.5 6680 121 2 R 63 - 076 63 38 76 618 15.2 9394 19.0 11742 20.9 12916 22.8 14090 24.7 5 R 63 - 089 89 515 17.8 9167 22.3 11485 24.5 12605 26.7 13751 30.0 5 R 63 - 102 102 438 20.4 8935 25.5 11169 28.1 12286 30.6 13403 35.1 5 R 63 - 115 115 370 23.0 8510 28.8 10656 31.6 11701 34.5 12765 37.5 5 R 63 - 127 127 333 25.4 8458 31.8 10589 34.9 11630 38.1 12687 45.9 2 R 63 - 152 152 269 30.4 8178 38.0 10222 41.8 11244 45.6 12266 56.5 2 R 63 - 178 178 226 35.6 8046 44.5 10057 49.0 11063 53.4 12068 66.8 2 R 63 - 203 203 198 40.6 8039 50.8 10058 55.8 11053 60.9 12058 78.8 2 R 63 - 254 254 155 50.8 7874 63.5 9843 69.9 10827 76.2 11811 102 2 R 63 - 305 11.6 x 12.3 305 128 61.0 7808 76.3 9766 83.9 10736 91.5 11712 122 2 A B C D E do not use approx. Hole Diameter Rod Diameter Free Length Spring Constant Estimated life 100.000 cycles