Hitachi

Maintenance Free Roller Chains Freedom Series PT-Type Horsepower Tables 40 Freedom Series PT -Type Horsepower Table Maximum Spe e d of Small Sprocke t (rpm) No. Te e th Small Sprk. 10 25 50 100 200 300 400 500 700 900 1000 11 0.08 0.19 0.35 0.64 1.21 1.73 2.24 2.73 3.70 4.65 5.11 12 0.09 0.20 0.38 0.71 1.31 1.90 2.47 3.00 4.07 5.11 13 0.09 0.23 0.42 0.76 1.43 2.06 2.68 3.28 4.44 5.56 14 0.11 0.24 0.44 0.83 1.55 2.24 2.91 3.55 4.81 15 0.11 0.25 0.48 0.90 1.68 2.41 3.14 3.83 5.19 16 0.12 0.28 0.52 0.97 1.80 2.59 3.35 4.10 5.55 17 0.13 0.29 0.55 1.03 1.92 2.76 3.58 4.38 18 0.13 0.31 0.59 1.10 2.04 2.95 3.81 4.66 19 0.15 0.34 0.62 1.17 2.17 3.12 4.05 4.95 20 0.16 0.35 0.66 1.23 2.29 3.30 4.28 5.23 21 0.16 0.38 0.70 1.29 2.41 3.47 4.50 5.51 22 0.17 0.39 0.72 1.35 2.53 3.66 4.73 5.79 23 0.17 0.42 0.76 1.42 2.67 3.83 4.97 6.07 24 0.19 0.43 0.80 1.49 2.79 4.02 5.20 25 0.20 0.44 0.83 1.55 2.91 4.20 5.44 26 0.20 0.47 0.87 1.62 3.04 4.38 5.67 28 0.23 0.51 0.95 1.77 3.30 4.74 6.14 30 0.24 0.55 1.02 1.90 3.55 5.11 32 0.25 0.59 1.09 2.04 3.81 5.48 35 0.28 0.64 1.21 2.24 4.20 6.03 40 0.32 0.75 1.39 2.59 4.84 45 0.38 0.84 1.58 2.95 5.50 Chain selection for Freedom Series PT-Type roller chains is the same as for standard products. Use the horsepower tables on this page, and the method described on pages 40-42. The slow speed selection method may also be used if linear chain speeds are less than 160 ft/min. Contact Hitachi engineering for speed/sprocket size combinations not included in the following tables. 50 Freedom Series PT -Type Horsepower Table 60 Freedom Series PT -Type Horsepower Table Maximum Spe e d of Small Sprocke t (rpm) Maximum Spe e d of Small Sprocke t (rpm) No. Te e th Small Sprk. No. Te e th Small Sprk. 10 25 50 100 200 300 400 500 700 900 11 0.16 0.38 0.71 1.33 2.48 3.58 4.64 5.66 6.67 10 25 50 100 150 200 250 300 400 500 7.67 11 0.29 0.67 1.26 2.35 3.39 4.38 5.36 6.35 8.19 10.20 12 0.19 0.42 0.78 1.46 2.72 3.93 5.09 6.22 7.33 13 0.20 0.46 0.86 1.59 2.98 4.28 5.55 6.78 7.99 8.42 12 0.32 0.74 1.38 2.59 3.71 4.81 5.88 6.95 9.00 11.10 13 0.35 0.80 1.51 2.81 4.06 5.25 6.45 7.58 9.82 14 0.21 0.50 0.92 1.73 3.22 4.64 6.00 7.34 8.66 15 0.23 0.54 0.99 1.86 3.47 5.00 6.47 7.92 14 0.39 0.87 1.64 3.06 4.40 5.70 7.00 8.21 10.62 15 0.42 0.94 1.76 3.28 4.73 6.13 7.50 8.85 16 0.25 0.58 1.07 2.00 3.73 5.36 6.94 11.41 8.48 16 0.44 1.01 1.89 3.52 5.08 6.57 8.05 9.45 17 0.27 0.62 1.14 2.13 3.97 5.72 7.41 18 0.28 0.66 1.22 2.27 4.22 6.08 7.88 9.06 17 0.47 1.09 2.01 3.77 5.41 7.02 8.60 10.11 18 0.51 1.15 2.14 3.99 5.76 7.47 9.15 10.72 1000 19 0.31 0.68 1.29 2.40 4.48 6.45 19 0.54 1.22 2.28 4.24 6.11 7.91 9.70 11.44 20 0.32 0.72 1.35 2.53 4.73 6.82 20 0.56 1.29 2.40 4.48 6.46 8.36 10.21 12.11 21 0.34 0.76 1.43 2.68 4.99 7.18 21 0.59 1.35 2.53 4.73 6.81 8.82 10.80 22 0.35 0.80 1.50 2.81 5.24 7.56 22 0.63 1.42 2.67 4.97 7.16 9.27 11.30 23 0.38 0.84 1.58 2.95 5.51 7.93 23 0.66 1.50 2.79 5.21 7.51 9.73 11.95 24 0.39 0.88 1.66 3.08 5.76 8.30 24 0.68 1.57 2.92 5.46 7.87 10.20 25 0.40 0.92 1.73 3.23 6.02 8.67 25 0.72 1.64 3.06 5.71 8.22 10.60 26 0.43 0.97 1.81 3.36 6.29 9.05 26 0.75 1.72 3.19 5.95 8.58 11.10 28 0.46 1.05 1.96 3.65 6.81 9.81 28 0.82 1.85 3.46 6.45 9.29 12.10 30 0.50 1.13 2.10 3.93 7.33 30 0.87 2.00 3.73 6.94 10.00 13.05 32 0.54 1.21 2.27 4.21 32 0.94 2.14 3.99 7.45 8.20 35 0.59 1.33 2.49 4.64 35 1.03 2.36 4.40 40 0.67 1.54 2.87 5.36 40 1.19 2.72 5.08 9.48 45 0.76 1.74 4.27 6.08 45 1.35 3.10 5.76 10.80 70 600

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