Sprocket Catalog

No. 50

PLAIN BORE SPROCKET DIMENSIONS

All dimensions in inches unless noted.

No. 50 Plain Bore Sprocket Diameters

Type “A” Plain Bore

Type “B” Plain Bore

No. Teeth

Outside Diameter

Pitch Diameter

Caliper Diameter

Plain Bore

Wt. Lbs.

Plain Bore 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 0.750 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

MAX Bore *

Hub Dia.

Hub Style

Wt. Lbs. 0.25 0.36 0.48 0.64 0.83 0.88 1.13 1.34 1.51 1.74 2.00 2.22 2.23 2.40 2.56 2.66 3.30 3.40 3.44 3.74 3.80 4.06 4.56 4.74 4.96 5.20 5.14 5.44 5.64 5.90 6.08 6.30 6.50 6.64 6.96 7.06 7.58 8.58 8.22 8.48 9.28 9.22 9.88 9.70 10.24 10.48 11.00 10.93 11.50 12.00 11.82 12.32 13.00 18.16 19.48 24.74 25.50 32.92 42.00

LTB

8 9

1.880 2.090 2.300 2.500 2.710 2.910 3.110 3.320 3.520 3.720 3.920 4.120 4.320 4.520 4.720 4.920 5.120 5.320 5.520 5.720 5.920 6.120 6.320 6.520 6.720 6.920 7.120 7.320 7.520 7.720 7.920 8.120 8.320 8.520 8.720 8.910 9.110 9.310 9.510 9.710

1.633 1.828 2.023 2.219 2.415 2.612 2.809 3.006 3.204 3.401 3.599 3.798 3.995 4.194 4.392 4.590 4.788 4.987 5.185 5.384 5.582 5.781 5.979 6.178 6.376 6.575 6.774 6.973 7.171 7.370 7.569 7.768 7.966 8.165 8.364 8.563 8.761 8.960 9.159 9.358 9.556 9.755 9.954

1.233 1.400 1.623 1.796 2.015 2.193 2.409 2.590 2.804 2.987 3.199 3.384 3.595 3.782 3.992 4.179 4.388 4.577 4.785 4.975 5.182 5.371 5.579 5.770 5.976 6.168 6.374 6.565 6.771 6.963 7.169 7.361 7.566 7.759 7.964 8.157 8.361 8.554 8.759 8.952 9.156 9.350 9.554 9.748

NS NS NS NS

0.625 1.125 ¨ 0.750 1.375 ¨ 0.875 1.313 ¨ 1.000 1.750 ¨ 1.250 1.984 ¨

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 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.250 1.750 1.750 1.750 1.750 1.750 1.750

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 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

0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.750 0.750 0.750 0.750 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 0.938 0.938 0.938 0.938 0.938 0.938 0.938 0.938 0.938 0.938 0.938 0.938 0.938 0.938 0.938 0.938 0.938 0.938 0.938

0.34 0.42 0.50 0.54 0.68 0.76 0.86 0.94 1.06 1.12 1.30 1.44 1.50 1.62 1.72 1.96 2.04 2.36 2.54 2.72 2.80 3.14 3.20 3.34 3.82 3.98 4.14 4.42 4.46 4.86 4.98 5.24 5.42 5.92 6.42 6.50 6.58 7.06 7.10 7.32 7.98 8.08 8.30 8.56 8.90 9.38

1.313 1.438 1.500 1.750 1.875 1.875 2.000 2.000 2.000 2.000 2.000 2.000 2.000 2.000 2.000 2.000 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 2.500 2.500 2.500 2.500 2.500 2.500 2.500 2.500 2.500 2.500 2.500 2.500 2.500 2.500 2.500 2.500 2.500 2.500 2.750 2.750 2.750 2.750

1.875 2.125 2.375 2.500 2.688 2.875 3.000 3.000 3.000 3.000 3.000 3.000 3.000 3.000 3.000 3.000 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 3.750 3.750 3.750 3.750 3.750 3.750 3.750 3.750 3.750 3.750 3.750 3.750 3.750 3.750 3.750 3.750 3.750 3.750 4.250 4.250 4.250 4.250

9.910 10.110 10.310 10.510 10.710 10.910 11.110 11.310 11.500 11.700 11.900 12.100 12.300 14.290 14.690 16.280 17.080 19.470 22.650

10.153 10.351 10.550 10.749 10.948 11.147 11.346 11.544 11.743 11.942 13.931 14.329 15.919 16.715 19.102 22.284

9.951 10.146 10.349 10.543 10.747 10.941 11.144 11.339 11.542 13.531 13.929 15.519 16.315 18.702 21.884

10.30 10.50 10.80 14.00 15.24 21.00 22.08 27.40 37.70

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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