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Made-to-Order Sprockets - Tsubaki

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Sprocket TechnicalSectionTo obtain the pitch diameter of a sprocket, multiply the constant for the number of teeth (as shown below) by the chain pitch.Example: To determine the pitch diameter of a 28 <strong>to</strong>oth sprocket for 140 chain - use a constant of 8.9315 and multiply by chain pitch(1³⁄₄”) <strong>to</strong> obtain a pitch diameter of 15.63”.<strong>Sprockets</strong>Table 5 - Sprocket Pitch Diameter ConstantsNumber of Number of Number ofTeeth Constant Teeth Constant Teeth Constant456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051521.41421.70132.00002.30482.61312.92383.23613.54953.86374.17854.49404.80975.12595.44235.75886.07566.39256.70957.02667.34397.66137.97878.29628.61388.93159.24919.56689.884510.202310.520110.838011.155811.473711.791712.109612.427512.745513.063513.381513.699514.017514.335614.653614.971715.289815.607915.926016.244116.5619535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697989910010116.880317.198417.516617.834718.152918.471018.789219.107319.425519.743720.061820.380020.698221.016421.334621.652821.971022.289222.607422.925623.243823.562023.880224.198424.516624.834925.153124.471325.789626.107926.426126.744227.062627.380727.698928.017028.335528.653728.972329.290129.608229.926830.244730.563230.881531.199931.517731.836232.1540All dimensions are in inches unless otherwise specified.10210310410510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915032.47332.79133.10933.42733.74634.06434.38234.70135.01935.33735.65535.97436.29236.61036.92937.24737.56537.88338.20138.51938.83739.15639.47539.79440.11240.43040.74841.06641.38441.70242.02042.33842.65642.97543.29343.61143.93044.24944.56744.88545.20345.52145.84046.15846.47746.79647.11447.43247.750E-210

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