Hitachi

240 ASME/ANSI Roller Chain Chain Dimensions Note: Rated Working Load is to be used only in conjuction with "slow speed selection method" (see page 41). Common Dime nsions (Inche s) ASME/ANSI Chain Numbe r Chain Pitch Inside Width Rolle r Diame te r Pin Diame te r Link Plate Thickne ss Rolle r Link Numbe r of Plate He ight Links in 10ft Available Construction P W R D T H Cotte re d Rive te d 3 1.875 1.875 0.937 0.375 2.768 40 Yes Yes ASME/ANSI Chain Numbe r Numbe r of Strands Riv. Pin End to C/L of Chain Cot. Pin End to C/L of Chain Ove rall Le ngth Rive te d Pin Ove rall Le ngth Conn. Pin Transve rse Pitch for Multi-strand Rate d Working Load Ave rage Ultimate Stre ngth Ave rage Chain We ight Lr Lc Lr + Lr Lr + Lc TP (lbs) (lbs) (lbs/ft) 240 1 1.900 2.198 3.800 4.098 - 25,400 152,000 15.89 240-2 2 3.626 3.925 7.252 7.551 3.457 37,860 304,000 31.67 240-3 3 5.354 5.654 10.708 11.008 3.457 55,680 456,000 47.45 240-4 4 7.083 7.382 14.166 14.465 3.457 73,490 608,000 63.23 240 Pin Le ngths and Chain Ratings 240-5 5 8.812 9.110 17.624 17.922 3.457 86,850 760,000 79.00 240-6 6 10.541 10.838 21.082 21.379 3.457 102,440 912,000 94.80 Horsepower Ratings Maximum Spe e d of Small Sprocke t (rpm) Numbe r Te e th Small Sprocke t 5 10 15 20 25 30 40 50 60 80 100 125 150 175 200 250 300 350 9 5.63 10.51 15.13 19.60 23.96 28.24 36.58 44.72 52.69 68.27 83.45 102.01 120.20 138.09 155.72 190.35 212.73 168.81 10 6.31 11.77 16.96 21.97 26.85 31.64 40.99 50.11 59.04 76.49 93.51 114.30 134.68 154.73 174.49 213.30 249.15 197.72 11 6.99 13.05 18.79 24.35 29.76 35.07 45.44 55.54 65.44 84.79 103.64 126.69 149.29 171.50 193.40 236.42 278.58 12 7.68 14.33 20.65 26.75 32.70 38.53 49.91 61.01 71.89 93.14 113.85 139.18 164.00 188.40 212.46 259.72 13 8.37 15.63 22.51 29.16 35.65 42.01 54.42 66.52 78.38 101.55 124.14 151.74 178.80 205.41 231.64 14 9.07 16.93 24.39 31.59 38.62 45.51 58.95 72.07 84.92 110.01 134.48 164.39 193.70 222.53 250.95 15 9.77 18.24 26.27 34.04 41.61 49.03 63.51 77.64 91.49 118.52 144.88 177.11 208.69 239.74 16 10.48 19.56 28.17 36.49 44.61 52.56 68.10 83.25 98.09 127.08 155.34 189.89 223.75 17 11.19 20.88 30.07 38.96 47.63 56.12 72.71 88.88 104.73 135.68 165.85 202.74 18 11.90 22.21 31.99 41.44 50.66 59.70 77.34 94.54 111.40 144.31 176.41 19 12.62 23.54 33.91 43.94 53.71 63.28 81.99 100.22 118.09 152.99 20 13.34 24.89 35.85 46.44 56.77 66.89 86.66 105.93 124.82 400 450 228.10 187.0 156.0 306.03 259.91 213.0 283.17 333.66 293.06 240.0 306.76 361.46 327.52 268.0 270.36 330.49 389.43 363.23 297.0 257.05 289.88 354.35 417.54 400.15 328.0 238.89 274.44 309.49 378.33 445.79 438.25 359.0 215.65 254.10 291.92 329.20 402.42 474.18 477.48 377.0 187.02 228.62 269.38 309.47 348.99 426.61 502.69 517.81 393.0 161.71 197.67 241.64 284.73 327.10 368.87 450.91 531.32 559.23 407.0 21 14.06 26.23 37.78 48.95 59.84 70.51 91.35 111.66 131.57 170.46 208.37 254.71 300.13 344.80 388.83 475.31 560.07 601.69 421.0 22 14.78 27.58 39.73 51.47 62.92 74.14 96.05 117.42 138.35 179.24 219.11 267.84 315.60 362.57 408.86 499.80 588.93 645.18 435.0 23 15.51 28.94 41.69 54.00 66.02 77.79 100.78 123.19 145.16 188.05 229.88 281.01 331.12 380.40 428.97 524.38 617.89 689.66 448.0 24 16.24 30.30 43.65 56.54 69.12 81.45 105.52 128.98 151.98 196.90 240.69 294.23 346.69 398.29 449.15 549.05 25 16.97 31.67 45.61 59.09 72.24 85.12 110.27 134.80 158.84 205.77 251.54 307.49 362.32 416.24 469.39 573.80 26 17.70 33.04 47.59 61.65 75.36 88.80 115.04 140.63 165.71 214.68 262.43 320.79 378.00 434.25 489.70 Lube Type A Type B 598.62 Type C Horsepower values given in the tables are for single strand chains. For multiple strand chains multiply these values by the factors shown below. Type A: Type B: Type C: 38 Manual or Drip Lubrication Bath or Sliger Disc Lubrication Oil Stream or Pressure Spray Lubrication Numbe r of Strands 2 3 4 5 6 A Factor B A B A B A B A B 1.48 1.70 2.18 2.50 2.88 3.30 3.40 3.90 4.01 4.60 Note: For values to the left of solid black line in HP Table use Factor "A" . . . for values to the right use factor "B".

• Cover