Sprocket Catalog

No. 40

PLAIN BORE SPROCKET DIMENSIONS

All dimensions in inches unless noted.

No. 40 Plain Bore Sprocket Dia.

Type “A” Plain Bore

Type “B” Plain Bore

No. Teeth

Outside Dia.

Pitch Dia. 1.307 1.462 1.618 1.775 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 4.465 4.625 4.783 4.942 5.101 5.260 5.419 5.578 5.737 5.896 6.055 6.214 6.373 6.532 6.691 6.850 7.009 7.168 7.327 7.486 7.645 7.804 7.963 8.124 8.281 8.440 8.599 8.758 8.917 9.077 9.235 9.395 9.554 11.145 11.463 12.736 13.372 15.282 17.827

Caliper Dia.

Plain Bore

Wt. Lbs.

Plain Bore 0.500 0.500 0.500 0.500 0.500 0.500 0.500 0.500 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 1.000 1.000

MAX Bore *

Hub Dia.

Hub Style

Wt. Lbs. 0.18 0.20 0.27 0.35 0.45 0.50 0.59 0.70 0.79 1.04 1.22 1.43 1.56 1.73 1.96 2.13 2.41 2.54 2.58 2.66 2.73 2.80 2.98 3.10 3.16 3.22 3.30 3.46 3.58 3.62 3.70 3.76 4.69 4.76 4.82 5.12 5.15 5.30 5.57 5.44 5.84 5.90 5.95 6.08 6.28 6.33 6.42 6.46 6.89 7.02 7.35 7.45 7.86 11.00 11.50 13.40 14.04 17.56 22.56

LTB

8 9

1.510 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 4.900 5.060 5.220 5.380 5.540 5.700 5.860 6.020 6.180 6.330 6.490 6.660 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

0.995 1.127 1.305 1.444 1.620 1.761 1.934 2.079 2.250 2.397 2.567 2.715 2.883 3.033 3.201 3.351 3.518 3.669 3.835 3.987 4.153 4.305 4.471 4.623 4.788 4.941 5.107 5.260 5.425 5.578 5.742 5.896 6.061 6.214 6.379 6.532 6.696 6.851 7.014 7.169 7.332 7.487 7.650 7.805 7.968 8.124 8.286 8.442 8.605 8.760 8.924 9.078

NS NS NS NS

0.500 0.984 ¨ 0.563 1.063 ¨ 0.750 1.250 ¨ 0.875 1.375 ¨ 1.000 1.563 ¨

0.875 0.875 0.875 0.875 0.875 0.875 0.875 0.875 0.875 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.250 1.250 1.250 1.250 1.250 1.250

S S S S S S S S S S S S S S E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E

10 11 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 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 70 72 80 84 96

0.500 0.500 0.500 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.594 0.594 0.594 0.594 0.594 0.594 0.594 0.594 0.594 0.594 0.594 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.719 0.938 0.938

0.18 0.22 0.25 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 1.25 1.40 1.48 1.56 1.64 1.70 1.84 1.92 2.00 2.02 2.22 2.42 2.50 2.80 2.85 3.15 3.25 3.32 3.22 3.44 3.62 3.94 4.08 4.24 4.44 4.54 4.84 5.00 5.12 5.30 5.48 7.24 7.74

1.063 1.125 1.250 1.375 1.438 1.500 1.750 1.875 1.875 1.875 2.000 2.250 2.250 2.250 2.250 2.250 2.250 2.250 2.250 2.250 2.250 2.250 2.250 2.250 2.250 2.250 2.250 2.375 2.375 2.375 2.375 2.375 2.375 2.375 2.375 2.375 2.375 2.375 2.375 2.375 2.375 2.375 2.375 2.375 2.375 2.375 2.375 2.375 2.750 2.750 2.750 2.750 2.750 2.750

1.563 1.688 1.813 2.000 2.125 2.313 2.500 2.625 2.750 2.875 3.000 3.250 3.250 3.250 3.250 3.250 3.250 3.250 3.250 3.250 3.250 3.250 3.250 3.250 3.250 3.250 3.250 3.500 3.500 3.500 3.500 3.500 3.500 3.500 3.500 3.500 3.500 3.500 3.500 3.500 3.500 3.500 3.500 3.500 3.500 3.500 3.500 4.000 4.000 4.000 4.000 4.000 4.000

3.500 1 .125

9.840 11.430 11.750 13.030 13.660 15.570 18.120

9.241 10.832 11.151 12.423 13.059 14.969 17.515

10.20 10.07 12.15 20.00

112

* Dimensions shown allow for standard keyway with set screw at 90 degrees ¨ Has recessed groove in hub for chain clearance NS = Non Stock

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