US_Springs

020 - 17 Special Springs 1 Ib = 4.448 N Load (Ibs) = R (Ibs./.1 inch) x 10 x Deflection (inch) Part number D H Hole Diameter D d Rod Diameter L 0 Free Length R Spring Rate A 25 % L 0 B 35 % L 0 C 40 % L 0 D * 50 % L 0 BOX ± 10% For Optimum Life For Long Life Max. Operating Def. Max. Deflection inch inch inch lbs./.1 inch inch lbs inch lbs inch lbs inch Pcs RMBL26-025 1 1/2 1 55.0 0.25 137.5 0.35 192.5 0.40 220.0 0.50 50 RMBL26-032 1 1/4 45.0 0.31 140.6 0.44 196.9 0.50 225.0 0.63 50 RMBL26-038 1 1/2 37.3 0.38 139.9 0.53 195.8 0.60 223.8 0.75 50 RMBL26-044 1 3/4 32.0 0.44 140.0 0.61 196.0 0.70 224.0 0.88 50 RMBL26-051 2 26.8 0.50 134.0 0.70 187.6 0.80 214.4 1.00 50 RMBL26-064 2 1/2 20.9 0.63 130.6 0.88 182.9 1.00 209.0 1.25 50 RMBL26-076 3 17.1 0.75 128.3 1.05 179.6 1.20 205.2 1.50 25 RMBL26-089 3 1/2 14.5 0.88 126.9 1.23 177.6 1.40 203.0 1.75 25 RMBL26-102 4 12.5 1 .00 125.0 1.40 175.0 1 .60 200.0 2.00 25 RMBL26-115 4 1/2 11.0 1.13 123.8 1.58 173.3 1.80 198.0 2.25 25 RMBL26-127 5 9.6 1.25 120.0 1.75 168.0 2.00 192.0 2.50 25 RMBL26-140 5 1/2 8.8 1.38 121.0 1.93 169.4 2.20 193.6 2.75 25 RMBL26-152 6 8.0 1.50 120.0 2.10 168.0 2.40 192.0 3.00 25 RMBL26-178 7 7.2 1.75 126.0 2.45 176.4 2.80 201.6 3.50 25 RMBL26-203 8 6.0 2 .00 120.0 2.80 168.0 3 .20 192.0 4.00 25 RMBL26-305 12 4.0 3 .00 120.0 4.20 168.0 4 .80 192.0 6.00 25 1 1/4 5/8 RMBL32-038 1 1/2 49.6 0.38 186.0 0.53 260.4 0.60 297.6 0.75 50 RMBL32-044 1 3/4 40.6 0.44 177.6 0.61 248.7 0.70 284.2 0.88 50 RMBL32-051 2 37.6 0.50 188.0 0.70 263.2 0.80 300.8 1.00 50 RMBL32-064 2 1/2 28.8 0.63 180.0 0.88 252.0 1.00 288.0 1.25 25 RMBL32-076 3 24.0 0.75 180.0 1.05 252.0 1.20 288.0 1.50 25 RMBL32-089 3 1/2 20.0 0.88 175.0 1.23 245.0 1.40 280.0 1.75 25 RMBL32-102 4 17.6 1 .00 176.0 1.40 246.4 1 .60 281.6 2.00 25 RMBL32-115 4 1/2 16.0 1.13 180.0 1.58 252.0 1.80 288.0 2.25 25 RMBL32-127 5 14.3 1.25 178.8 1.75 250.3 2.00 286.0 2.50 25 RMBL32-140 5 1/2 12.8 1.38 176.0 1.93 246.4 2.20 281.6 2.75 25 RMBL32-152 6 12.0 1.50 180.0 2.10 252.0 2.40 288.0 3.00 25 RMBL32-178 7 10.4 1.75 182.0 2.45 254.8 2.80 291.2 3.50 25 RMBL32-203 8 8.8 2 .00 176.0 2.80 246.4 3 .20 281.6 4.00 25 RMBL32-254 10 7.2 2.50 180.0 3.50 252.0 4.00 288.0 5.00 25 RMBL32-305 12 6.0 3 .00 180.0 4.20 252.0 4 .80 288.0 6.00 25 1 1/2 3/4 RMBL38-051 2 53.0 0.50 265.0 0.70 371.0 0.80 424.0 1.00 25 RMBL38-064 2 1/2 42.7 0.63 266.9 0.88 373.6 1.00 427.0 1.25 25 RMBL38-076 3 36.0 0.75 270.0 1.05 378.0 1.20 432.0 1.50 25 RMBL38-089 3 1/2 30.0 0.88 262.5 1.23 367.5 1.40 420.0 1.75 25 RMBL38-102 4 24.9 1 .00 249.0 1.40 348.6 1.60 398.4 2.00 25 RMBL38-115 4 1/2 23.0 1.13 258.8 1.58 362.3 1.80 414.0 2.25 25 RMBL38-127 5 21.0 1.25 262.5 1.75 367.5 2.00 420.0 2.50 25 RMBL38-140 5 1/2 18.5 1.38 254.4 1.93 356.1 2.20 407.0 2.75 25 RMBL38-152 6 17.0 1.50 255.0 2.10 357.0 2.40 408.0 3.00 25 RMBL38-178 7 15.3 1.75 267.8 2.45 374.9 2.80 428.4 3.50 25 RMBL38-203 8 13.2 2 .00 264.0 2.80 369.6 3.20 422.4 4.00 25 RMBL38-254 10 10.6 2.50 265.0 3.50 371.0 4.00 424.0 5.00 25 RMBL38-305 12 8.5 3 .00 255.0 4.20 357.0 4.80 408.0 6.00 25 2 1 RMBL51-064 2 1/2 100.0 0.63 625.0 0.88 875.0 1.00 1000.0 1.25 25 RMBL51-076 3 83.0 0.75 622.5 1.05 871.5 1.20 996.0 1.50 25 RMBL51-089 3 1/2 67.7 0.88 592.4 1.23 829.3 1.40 947.8 1.75 25 RMBL51-102 4 60.0 1 .00 600.0 1.40 840.0 1.60 960.0 2.00 25 RMBL51-115 4 1/2 53.0 1.13 596.3 1.58 834.8 1.80 954.0 2.25 25 RMBL51-127 5 47.0 1.25 587.5 1.75 822.5 2.00 940.0 2.50 25 RMBL51-140 5 1/2 40.5 1.38 556.9 1.93 779.6 2.20 891.0 2.75 25 RMBL51-152 6 39.0 1.50 585.0 2.10 819.0 2.40 936.0 3.00 25 RMBL51-178 7 31.2 1.75 546.0 2.45 764.4 2.80 873.6 3.50 25 RMBL51-203 8 28.5 2 .00 570.0 2.80 798.0 3.20 912.0 4.00 10 RMBL51-254 10 21.6 2.50 540.0 3.50 756.0 4.00 864.0 5.00 10 RMBL51-305 12 18.5 3 .00 555.0 4.20 777.0 4.80 888.0 6.00 10 2 1/2 1 1/2 RMBL63-076 3 108.1 0.75 813.0 1.05 1136.0 1.20 1298.0 1.50 15 RMBL63-089 3 1/2 89.6 0.87 783.0 1.22 1097.0 1.40 1256.0 1.75 15 RMBL63-102 4 76.2 1 .00 762.0 1.40 1068.0 1 .60 1218.0 2.00 15 RMBL63-115 4 1/2 66.6 1.13 750.0 1.57 1049.0 1.80 1199.0 2.25 15 RMBL63-127 5 59.4 1.25 743.0 1.75 1040.0 2.00 1188.0 2.50 5 RMBL63-140 5 1/2 53.2 1.37 730.0 1.93 1024.0 2.20 1170.0 2.75 5 RMBL63-152 6 48.1 1.50 722.0 2.10 1010.0 2.40 1156.0 3.00 5 RMBL63-178 7 41.5 1.75 726.0 2.45 1015.0 2.80 1160.0 3.50 5 RMBL63-203 8 35.9 2 .00 717.0 2.80 1004.0 3 .20 1148.0 4.00 5 RMBL63-254 10 26.9 2.50 672.0 3.50 941.0 4.00 1076.0 5.00 5 RMBL63-305 12 23.4 3 .00 702.0 4.20 984.0 4 .80 1124.0 6.00 5 US SERIES RMBL * Deflection values near solid intended for design information ONLY. The color silver-blue is a registered trademark of Special Springs Srl.