JIS_Spring

B ISO B SERIES Code D H D d b x h L 0 R ± 10% 25% L 0 + 3.000.000 30% L 0 ~ 1.500.000 33.75% L 0 300 - 500.000 37.5% L 0 100 - 200.000 mm mm mm N/mm mm N mm N mm N mm N mm Pcs B 25 - 025 25 12.5 25 147 6.3 926 7.5 1103 8.4 1240 9.4 1382 10.2 50 B 25 - 032 32 118 8.0 944 9.6 1133 10.8 1274 12.0 1416 13.7 25 B 25 - 038 38 93.0 9.5 884 11.4 1060 12.8 1193 14.3 1330 15.7 25 B 25 - 044 44 80.8 11.0 889 13.2 1067 14.9 1200 16.5 1333 18.2 25 B 25 - 051 51 68.6 12.8 878 15.3 1050 17.2 1181 19.1 1310 21.7 25 B 25 - 064 64 53.0 16.0 848 19.2 1018 21.6 1145 24.0 1272 26.0 25 B 25 - 076 76 43.2 19.0 821 22.8 985 25.7 1108 28.5 1231 32.3 20 B 25 - 089 89 38.2 22.3 852 26.7 1020 30.0 1147 33.4 1276 38.0 20 B 25 - 102 102 33.0 25.5 842 30.6 1010 34.4 1136 38.3 1264 43.0 20 B 25 - 115 115 28.0 28.8 806 34.5 966 38.8 1087 43.1 1207 48.6 10 B 25 - 127 127 25.9 31.8 824 38.1 987 42.9 1110 47.6 1233 53.7 10 B 25 - 139 139 23.2 35.0 812 42.0 974 46.9 1088 52.5 1218 59.4 10 B 25 - 152 152 20.8 38.0 790 45.6 948 51.3 1067 57.0 1186 63.8 10 B 25 - 178 178 17.8 44.5 792 53.4 951 60.1 1069 66.8 1189 76.6 10 B 25 - 203 203 15.8 50.8 803 60.9 962 68.5 1082 76.1 1202 88.4 10 B 25 - 305 5.4 x 3.3 305 10.2 76.3 778 91.5 933 103 1050 114 1167 135 5 B 32 - 038 32 16 38 185 9.5 1758 11.4 2109 12.8 2373 14.3 2646 16.3 20 B 32 - 044 44 158 11.0 1738 13.2 2086 14.9 2346 16.5 2607 18.9 20 B 32 - 051 51 134 12.8 1715 15.3 2050 17.2 2306 19.1 2559 23.1 20 B 32 - 064 64 99.0 16.0 1584 19.2 1901 21.6 2138 24.0 2376 28.5 20 B 32 - 076 76 108 19.0 1530 22.8 1835 25.7 2065 28.5 2294 34.2 20 B 32 - 089 89 69.1 22.3 1541 26.7 1845 30.0 2076 33.4 2308 40.4 10 B 32 - 102 102 58.8 25.5 1499 30.6 1799 34.4 2024 38.3 2252 48.0 10 B 32 - 115 115 51.5 28.8 1483 34.5 1777 38.8 1999 43.1 2220 54.3 10 B 32 - 127 127 44.8 31.8 1425 38.1 1707 42.9 1920 47.6 2132 59.2 10 B 32 - 139 139 42.3 35.0 1481 42.0 1777 46.9 1984 52.5 2221 65.3 10 B 32 - 152 152 37.8 38.0 1436 45.6 1724 51.3 1939 57.0 2155 73.0 10 B 32 - 178 178 32.5 44.5 1446 53.4 1736 60.1 1952 66.8 2171 84.5 5 B 32 - 203 203 28.9 50.8 1468 60.9 1760 68.5 1980 76.1 2199 96.9 5 B 32 - 254 254 21.4 63.5 1359 76.2 1631 85.7 1835 95.3 2039 121 5 B 32 - 305 6.8 x 4.0 305 18.3 76.3 1396 91.5 1674 103 1884 114 2094 147 5 B 40 - 051 40 20 51 182 12.8 2330 15.3 2785 17.2 3130 19.1 3476 21.4 20 B 40 - 064 64 140 16.0 2240 19.2 2688 21.6 3024 24.0 3360 26.8 10 B 40 - 076 76 108 19.0 2052 22.8 2462 25.7 2770 28.5 3078 32.7 10 B 40 - 089 89 90.7 22.3 2023 26.7 2422 30.0 2724 33.4 3029 39.0 10 B 40 - 102 102 81.0 25.5 2066 30.6 2479 34.4 2788 38.3 3102 44.1 10 B 40 - 115 115 71.8 28.8 2068 34.5 2477 38.8 2787 43.1 3095 50.6 10 B 40 - 127 127 62.7 31.8 1994 38.1 2389 42.9 2687 47.6 2985 55.9 5 B 40 - 139 139 57.5 35.0 2013 42.0 2415 46.9 2697 52.5 3019 61.8 5 B 40 - 152 152 51.6 38.0 1961 45.6 2353 51.3 2647 57.0 2941 67.5 5 B 40 - 178 178 44.1 44.5 1962 53.4 2355 60.1 2649 66.8 2946 77.2 5 B 40 - 203 203 36.7 50.8 1864 60.9 2235 68.5 2514 76.1 2793 91.8 5 B 40 - 254 254 30.1 63.5 1911 76.2 2294 85.7 2580 95.3 2869 113 2 B 40 - 305 8.2 x 4.7 305 24.6 76.3 1877 91.5 2251 103 2532 114 2814 138 2 B 50 - 064 50 25 64 209 16.0 3344 19.2 4013 21.6 4514 24.0 5016 28.2 5 B 50 - 076 76 168 19.0 3192 22.8 3830 25.7 4309 28.5 4788 34.9 5 B 50 - 089 89 140 22.3 3122 26.7 3738 30.0 4205 33.4 4676 39.2 5 B 50 - 102 102 119 25.5 3035 30.6 3641 34.4 4097 38.3 4558 47.3 5 B 50 - 115 115 106 28.8 3053 34.5 3657 38.8 4114 43.1 4569 52.6 5 B 50 - 127 127 97.0 31.8 3085 38.1 3696 42.9 4158 47.6 4617 59.8 5 B 50 - 139 139 87.0 35.0 3045 42.0 3654 46.9 4081 52.5 4568 65.1 5 B 50 - 152 152 80.0 38.0 3040 45.6 3648 51.3 4104 57.0 4560 70.8 2 B 50 - 178 178 69.5 44.5 3093 53.4 3711 60.1 4175 66.8 4643 84.2 2 B 50 - 203 203 59.8 50.8 3038 60.9 3642 68.5 4097 76.1 4551 96.5 2 B 50 - 229 229 50.9 57.3 2917 68.7 3497 77.3 3934 85.9 4372 108 2 B 50 - 254 254 43.9 63.5 2788 76.2 3345 85.7 3763 95.3 4184 122 2 B 50 - 305 11.1 x 5.8 305 38.6 76.3 2945 91.5 3532 103 3973 114 4416 147 2 B 63 - 076 63 38 76 312 19.0 5928 22.8 7114 25.7 8003 28.5 8892 30.7 5 B 63 - 089 89 260 22.3 5798 26.7 6942 30.0 7810 33.4 8684 36.5 5 B 63 - 102 102 221 25.5 5636 30.6 6763 34.4 7608 38.3 8464 43.6 5 B 63 - 115 115 187 28.8 5386 34.5 6452 38.8 7258 43.1 8060 48.9 5 B 63 - 127 127 168 31.8 5342 38.1 6401 42.9 7201 47.6 7997 54.2 2 B 63 - 152 152 136 38.0 5168 45.6 6202 51.3 6977 57.0 7752 65.7 2 B 63 - 178 178 114 44.5 5073 53.4 6088 60.1 6849 66.8 7615 76.5 2 B 63 - 203 203 100 50.8 5080 60.9 6090 68.5 6851 76.1 7610 88.0 2 B 63 - 229 229 89.2 57.3 5111 68.7 6128 77.3 6894 85.9 7662 104 2 B 63 - 254 254 78.4 63.5 4978 76.2 5974 85.7 6721 95.3 7472 112 2 B 63 - 305 11.5 x 9.1 305 64.7 76.3 4937 91.5 5920 103 6660 114 7402 134 2 Special Springs 15 A B C D E do not use approx. Hole Diameter Rod Diameter Free Length Spring Constant 1 N = 0.1 daN = 0.102 kgf Load (N) = R (N/mm) x Deflection (mm) B 50 - 152 ( Series D H - L 0 ) ISO 10243