Page 12 of Roller Chain Sprockets by Ringball Corporation (RBL)

no 40 stock sprockets 1/2 pitch type a type c single type a no of teeth 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 part no h40a12 h40a13 h40a14 h40a15 h40a16 h40a17 h40a18 h40a19 h40a20 h40a21 h40a22 h40a23 h40a24 h40a25 h40a26 h40a27 h40a28 h40a29 h40a30 h40a31 h40a32 h40a33 h40a34 h40a35 h40a36 h40a37 h40a38 h40a39 od 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 4.900 5.060 5.220 5.380 5.540 5.700 5.860 6.020 6.180 6.330 6.490 pd 1.932 2.089 2.247 2.405 2.563 2.721 2.879 3.038 3.196 3.355 3.513 3.672 3.831 3.989 4.148 4.307 4.466 4.624 4.783 4.942 5.101 5.260 5.419 5.578 5.737 5.896 6.054 6.214 d 1/2 1/2 1/2 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 19/32 19/32 19/32 19/32 19/32 19/32 19/32 19/32 19/32 19/32 app wt lbs no of teeth 0.18 0.22 0.26 0.30 0.34 0.36 0.44 0.46 0.56 0.58 0.66 0.72 0.82 0.88 0.94 0.98 1.10 1.22 1.26 1.40 1.48 1.56 1.64 1.70 1.84 1.92 2.00 2.02 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 65 70 72 80 84 96 112 part no h40a40 h40a41 h40a42 h40a43 h40a44 h40a45 h40a46 h40a47 h40a48 h40a49 h40a50 h40a51 h40a52 h40a53 h40a54 h40a55 h40a56 h40a57 h40a58 h40a59 h40a60 h40a65 h40a70 h40a72 h40a80 h40a84 h40a96 h40a112 od 6.650 6.810 6.970 7.130 7.290 7.450 7.610 7.770 7.930 8.090 8.250 8.410 8.570 8.730 8.890 9.040 9.200 9.360 9.520 9.680 9.840 10.630 11.430 11.750 13.030 13.660 15.570 18.120 pd 6.373 6.532 6.691 6.850 7.009 7.168 7.327 7.486 7.645 7.804 7.963 8.122 8.281 8.440 8.599 8.758 8.917 9.076 9.236 9.395 9.554 10.349 11.145 11.463 12.736 13.372 15.281 17.828 d 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 23/32 15/16 15/16 app wt lbs 2.22 2.42 2.50 2.80 2.85 3.15 3.26 3.32 3.42 3.52 3.62 3.84 4.08 4.24 4.44 4.54 4.84 5.00 5.12 5.30 5.48 6.30 7.24 7.74 9.30 10.20 12.15 20.00 single type c no of teeth 12 13 14 15 16 17 18 part no h40c12 h40c13 h40c14 h40c15 h40c16 h40c17 h40c18 od 2.170 2.330 2.490 2.650 2.810 2.980 3.140 pd 1.932 2.089 2.247 2.405 2.563 2.721 2.879 d min 1/2 1/2 1/2 1/2 1/2 5/8 5/8 max 1 1-1/16 1-1/8 1-1/4 1-3/8 1-7/16 1-1/2 hd 1-39/64 1-3/4 1-11/16 1-7/8 2 2-1/8 2-5/16 l 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 app wt lbs 0.75 0.94 0.91 1.19 1.34 1.50 1.80 12 h denotes hardened teeth also available unhardened maximum bores shown accommodate standard keyway with setscrew positioned over keyway hub has recessed groove allowing for chain clearance groove depth is the same as single type b

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