Rex Linkbelt Roller Chain Catalog - Norfolkbearings.com

C 2102H sprockets • 2.500" pitchSprockets for large diameter roller chainscan be furnished only with the actualnumber of teeth required.TTLENGTHTHRUBORETCHAINPITCHSCHAINPITCHROOT DIAMETERPIITCH DIAMETEROUTSIDE DIAMETERMAXIMUMHUBDIAMETERCHAINPITCHFig. 6446MAXIMUMBOREFig. 6450Type AType BType CFig. 8382MaximumNumber Pitch Root Outside Maximum bore with S Number Pitch Root Outsideof diameter, diameter, diameter, hub standard max., of diameter, diameter, diameter,teeth inches inches inches diameter, keyseat, inches teeth inches inches inches∆ inches inches ∆s6 5.000 3.438 5.830 3.11 2.063 1.281 24 19.152 17.590 20.4907 5.762 4.200 6.690 3.97 2.625 1.625 25 19.947 18.385 21.2908 6.532 4.970 7.540 4.81 3.375 2.094 26 20.740 19.178 22.0909 7.310 5.748 8.370 5.64 4.000 2.469 27 21.535 19.973 22.89010 8.090 6.528 9.300 6.47 4.750 3.000 28 22.330 20.768 23.69011 8.872 7.310 10.020 7.27 5.500 3.375 29 23.122 21.560 24.49012 9.660 8.098 10.830 8.05 5.875 3.688 30 23.917 22.355 25.29013 10.447 8.885 11.640 8.83 6.188 3.844 31 24.712 23.151 26.09014 11.235 9.673 12.460 9.63 6.750 4.156 32 25.505 23.943 26.88015 12.025 10.463 13.260 10.41 7.138 4.469 33 26.300 24.738 27.68016 12.815 11.253 14.070 11.20 8.000 4.875 34 27.095 25.533 28.48017 13.605 12.043 14.870 12.00 8.750 5.219 35 27.890 26.328 29.28018 14.397 12.835 15.680 12.78 36 28.685 27.123 30.08019 15.190 13.628 16.480 13.58 37 29.480 27.918 30.87020 15.982 14.420 17.290 14.38 38 30.275 28.713 31.67021 16.775 15.213 18.090 15.16 39 31.070 29.508 32.47022 17.567 16.005 18.890 40 31.865 30.303 33.27023 18.360 16.798 19.690 Larger sizes available.EHub length thru boreSprockettypeNumber ofteethHub lengththru bore,inchesSprockettypeHub lengththru bore,inches6 1.50 8 to 13 3.007 to 9 1.75 14 to 20 3.25B 10 to 19 2.00 C 21 to 30 3.5020 to 26 .25 31 to 36 3.7527 to 34 2.50 37 to 40 4.0035 to 40 2.75Standard bore tolerances, keyseat dimensions, eccentricity tolerances, andsimilar data, page G-2.Number ofteethTooth dimensionsT = .692" + .000", –.014" for machined sprockets.T = .692" + .000", –.046" for hot rolled platesprockets or unfinished forgings.∆ Non-functional dimension that may vary with the type of cutter used.s Based on maximum hub diameter.1919E-19