BRITISH STANDARD
No. 06B
3/8” Pitch
Chain Data BS/DIN
06B
Pitch
0.375˝ 0.225˝
Inside Width
Roller Diameter
0.25˝
Nominal Tooth Width:
0.205˝
All dimensions in inches unless noted.
06B 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
1.130 1.256 1.378 1.504 1.626 1.748 1.866 1.988 2.110 2.232 2.350 2.472 2.594 2.713 2.835 2.953 3.075 3.193 3.315 3.433 3.555 3.673 3.819 4.394 4.988 5.587 7.378
0.980 1.098 1.213 1.331 1.449 1.567 1.685 1.803 1.921 2.039 2.161 2.280 2.398 2.516 2.634 2.756 2.874 2.992 3.110 3.232 3.350 3.469 3.587 4.185 4.780 5.378 7.165
0.728 0.846 0.965 1.083 1.201 1.319 1.437 1.555 1.673 1.791 1.909 2.028 2.146 2.268 2.386 2.504 2.626 2.744 2.862 2.980 3.098 3.220 3.339 3.933 4.531 5.126 6.913
0.315 0.315 0.315 0.315 0.315 0.394 0.394 0.394 0.394 0.394 0.394 0.394 0.394 0.472 0.472 0.472 0.472 0.472 0.472 0.472 0.472 0.472 0.472 0.551 0.630 0.630 0.748
0.354 0.433 0.472 0.551 0.630 0.709 0.748 0.787 0.866 0.984 0.984 1.102 1.181 1.181 1.260 1.260 1.260 1.378 1.496 1.496 1.496 1.496 1.496 1.575 1.772 1.772 1.772
0.512 0.630 0.787 0.906 1.024 1.142 1.220 1.339 1.457 1.575 1.693 1.811 1.929 1.969 2.008 2.047 2.126 2.244 2.362 2.362 2.362 2.362 2.362 2.559 2.756 2.953 2.953
0.866 0.866 0.866 0.984 0.984 0.984 0.984 0.984 0.984 1.102 1.102 1.102 1.102 1.102 1.102 1.102 1.102 1.102 1.102 1.102 1.102 1.102 1.181 1.181 1.181 1.181 1.181
S S S S S S S S S S S S S S S S S S S S S S S S S S E
0.07 0.09 0.13 0.20 0.22 0.24 0.26 0.31 0.40 0.44 0.51 0.55 0.68 0.79 0.82 0.86 0.88 0.90 0.93 0.97 0.99 1.04 1.06 1.50 1.79 2.01 2.95
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
0.315 0.394 0.394 0.394 0.394 0.394 0.394 0.394 0.394 0.394 0.394 0.394 0.394 0.394 0.394 0.394 0.472 0.551 0.551 0.709
0.15 0.18 0.40 0.24 0.26 0.29 0.31 0.33 0.37 0.42 0.44 0.46 0.49 0.51 0.55 0.60 0.60 0.99 1.12 2.01
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.
.205" NOMINAL
.205" NOMINAL
.205" NOMINAL
TOOTH (NOMINAL)
TOOTH (NOMINAL)
TOOTH (NOMINAL)
TOOTH (NOMINAL)
Y LTB
L
STYLES TYPEB X
TYPEA
LTB STYLEE TYPEB
LTB STYLED TYPEC
LTB STYLES TYPEB
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TOOTH (NOMINAL)
TOOTH (NOMINAL)
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