Page 8 of Roller Chain Sprockets by Ringball Corporation (RBL)

no 41 finished bore 1/2 pitch type b single type b no of teeth 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 30 32 35 36 40 42 45 48 54 60 70 72 80 84 96 112 part no h41b9 h41b10 h41b11 h41b12 h41b13 h41b14 h41b15 h41b16 h41b17 h41b18 h41b19 h41b20 h41b21 h41b22 h41b23 h41b24 h41b25 h41b26 h41b27 h41b28 h41b30 h41b32 h41b35 h41b36 h41b40 h41b42 h41b45 h41b48 h41b54 h41b60 h41b70 h41b72 h41b80 h41b84 h41b96 h41b112 od 1.670 1.840 2.000 2.170 2.330 2.490 2.650 2.810 2.980 3.140 3.300 3.460 3.620 3.780 3.940 4.100 4.260 4.420 4.580 4.740 5.060 5.380 5.860 6.020 6.650 6.970 7.450 7.930 8.890 9.840 11.430 11.750 13.030 13.660 15.570 18.120 l 7/8 7/8 7/8 7/8 7/8 7/8 7/8 7/8 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1-1/16 1-1/16 1-1/16 1-1/16 1-1/16 1-1/16 1-3/16 1-3/16 1-3/16 1-3/16 1-3/16 1-3/16 app wt lbs 0.20 0.25 0.32 0.33 0.43 0.48 0.59 0.72 1.00 1.10 1.21 1.39 1.77 1.92 2.18 2.24 2.42 2.46 2.52 2.60 2.76 2.92 3.08 3.28 3.52 3.68 3.94 4.68 5.44 6.54 9.28 9.38 11.28 11.94 14.51 18.81 1/2 1/2 1/2 1/2 1/2 1/2 1/2 finished bores includes keyway and 2 setscrews 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 5/8 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 7/8 7/8 7/8 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1-1/8 1-1/8 1-1/8 1-1/8 1-1/8 1-1/8 1-1/8 1-1/8 1-1/8 1-1/8 1-1/8 1-1/8 1-3/16 1-3/16 1-3/16 1-3/16 1-3/16 1-3/16 1-3/16 1-3/16 1-3/16 1-3/16 1-3/16 1-3/16 1-1/4 1-1/4 1-1/4 1-1/4 1-1/4 1-1/4 1-1/4 1-1/4 1-1/4 1-1/4 1-1/4 1-1/4 1-3/8 1-3/8 1-3/8 1-3/8 1-3/8 1-3/8 1-3/8 1-3/8 1-3/8 1-3/8 1-3/8 1-3/8 1-7/16 1-7/16 1-7/16 1-7/16 1-7/16 1-7/16 1-7/16 1-7/16 1-7/16 1-7/16 1-7/16 1-7/16 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 h denotes hardened teeth also available unhardened indicates no keyway 2-1/4 setscrews with 1/2 bore larger bore sizes require hubs of greater diameter keyway centered on line of tooth 8

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