Sprocket Catalog

BRITISH STANDARD

No. 10B

5/8” Pitch

Chain Data BS/DIN

10B

Pitch

0.625" 0.380" 0.400" 0.361"

Inside Width

Roller Diameter

Nominal Tooth Width:

All dimensions in inches unless noted.

10B Plain Sprocket Diameter

Type A Plain Bore

Type B Plain Bore

No. Teeth Outside Dia.

Pitch Dia.

Caliper Dia.

Plain Bore

Wt. LBS

Plain Bore

Max. Bore*

Hub Dia.**

LTB

Style

Wt. LBS

8 9

1.886 2.091 2.299 2.504 2.709 2.909 3.114 3.315 3.516 3.717 3.921 4.122 4.323 4.520 4.720 4.921 5.122 5.323 5.524 5.720 5.921 6.122 6.323 7.319 8.315 9.311

1.634 1.827 2.024 2.220 2.413 2.610 2.807 3.008 3.205 3.402 3.598 3.799 3.996 4.193 4.394 4.591 4.787 4.988 5.185 5.382 5.583 5.780 5.980 6.972 7.965 8.961

1.232 1.429 1.622 1.819 2.016 2.213 2.409 2.606 2.803 3.000 3.201 3.398 3.597 3.795 3.992 4.189 4.390 4.587 4.783 4.984 5.181 5.382 5.579 6.571 7.567 8.559

0.472 0.472 0.472 0.472 0.472 0.472 0.472 0.472 0.472 0.472 0.472 0.630 0.630 0.630 0.630 0.630 0.630 0.630 0.630 0.748 0.748 0.748 0.748 0.748 0.748 0.748 0.984

0.630 0.748 0.866 0.984 1.260 1.299 1.417 1.496 1.732 1.850 1.890 2.008 2.008 2.008 2.008 2.008 2.008 2.008 2.008 2.008 2.008 2.008 2.244 2.244 2.244 2.520 2.520

0.866 1.063 1.260 1.457 1.693 1.890 2.087 2.244 2.480 2.638 2.874 2.992 2.992 2.992 2.992 2.992 2.992 2.992 2.992 2.992 2.992 2.992 3.228 3.228 3.228 3.740 3.740

0.984 0.984 0.984 0.984 0.984 0.984 0.984 0.984 0.984 0.984 0.984 0.984 0.984 0.984 0.984 0.984 1.260 1.260 1.260 1.260 1.260 1.260 1.260 1.260 1.260 1.260 1.260

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

0.20 0.31 0.51 0.60 0.71 0.79 0.99 1.30 1.50 1.81 2.01 2.29 2.49 2.60 2.80 3.20 3.31 3.51 3.59 3.70 3.79 4.21 4.50 5.47 6.50 8.22

10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 35 40 45 60

0.472 0.472 0.472 0.472 0.472 0.472 0.472 0.630 0.630 0.630 0.630 0.630 0.630 0.630 0.630 0.709 0.709 0.709 0.709 0.709 0.709 0.709 0.945

0.33 0.42 0.51 0.55 0.68 0.77 0.86 0.95 1.06 1.12 1.30 1.43 1.50 1.61 1.72 1.96 2.05 2.36 2.54 3.33 4.45 5.93

12.299

11.941

11.543

10.80

13.01

NOTE: For sprockets not listed, please consult factory *Dimensions shown allow for std keyway with set screw at 90°. **Hub Diameter may vary to suit bore size.

.361" NOMINAL

TOOTH (NOMINAL)

Y LTB

STYLES TYPEB X

TYPEA

LTB STYLEE TYPEB

LTB STYLED TYPEC

LTB STYLES TYPEB

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TOOTH (NOMINAL)