No. 80
QD SPROCKET DIMENSIONS QD SPROCKET DIMENSIONS
All dimensions in inches unless noted.
No. 80 QD Sprockets
Dimensional Data QD Sprockets
No. Teeth
Outside Dia.
QD Bushing #
MAX Bore *
Hub Dia.
Hub Type
Hub Style
Weight Lbs.
LTB
X
Y
L
F
11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 30 32 33 34 35 36 40 42 45 48 54 60
4.010 4.330 4.660 4.980 5.300 5.630 5.950 6.270 6.590 6.910 7.240 7.560 7.880 8.200 8.520 8.840 9.160 9.480
SH SH
1.688 1.688 2.000 2.000 2.625 2.625 2.625 2.625 2.625 2.938 2.938 2.938 2.938 2.938 2.938 2.938 2.938 2.938 2.938 2.938 2.938 2.938 2.938 2.938 2.938 2.938 2.938 2.938 2.938 2.938
2.688 2.750 3.188 3.375 3.875 4.125 4.375 4.375 4.375 5.000 5.000 5.000 5.000 5.000 5.000 5.000 5.000 5.000 5.000 5.000 5.000 5.000 5.000 5.000 5.000 5.000 5.000 5.000 5.000 5.000
0.813 0.813 0.750 0.750 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
1.437 1.437 0.656 2.688 1.437 1.437 0.656 2.688 1.500 1.500 0.734 3.188 1.500 1.500 0.734 3.188 2.125 2.125 1.297 3.875 2.125 2.125 1.297 3.875 2.125 2.125 1.297 3.875 2.125 2.125 1.297 3.875 2.125 2.125 1.297 3.875 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625 2.250 2.250 1.422 4.625
B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B
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
1.00 1.40 1.50 1.80 2.50 3.10 3.50 3.90 4.40 5.30 5.70 6.30 6.80 7.50 8.00 8.60 9.40
SDS SDS
SK SK SK SK SK SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF
10.20 11.30 13.00 13.50 14.10 15.50 16.90 20.60 22.40 25.10 28.60 36.80 45.80
10.110 10.750 11.070 11.390 11.710 12.030 13.310 13.940 14.900 15.860 17.770 19.680
* Please reference QD bushing dimension table on page 196 for specific information on MAX Bore and keyway data.
Y
Y
Y LTB
TOOTH (NOMINAL) .575˝ NOMINAL
TOOTH (NOMINAL) .575˝ NOMINAL
LTB
TOOTH (NOMINAL)
LTB
L
L
L
X
X
STYLES TYPEB X
STYLEE TYPEB
STYLEE TYPEC
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