MULTI-STRAND No. 40
DOUBLE SINGLE No. 40
1 / 2 ” PITCH
1 / 2 ” PITCH
Chain Data Size
Chain Data Size
40
40-2, 40-3
Pitch
1/2˝
Pitch
1/2˝
Inside Width
5/16˝ 0.312˝ 0.284˝
Inside Width
5/16˝ 0.312˝ 0.275˝
Roller Diameter
Roller Diameter
Nominal Tooth Width:
Nominal Tooth Width:
All dimensions in inches unless noted.
40 Double Single Sprocket Dia.
Dimensional Data
All dimensions in inches unless noted.
No. Teeth
Outside Diameter
Plain Bore
LTB
C
D
MAX Bore +
Weight Lbs.
40 Multi Strand Sprocket Dia.
Dimensional Data: Double Strand Sprockets
15 16 17 18 19 20 21 22 23 24
2.650 2.810 2.980 3.140 3.300 3.460 3.620 3.780 3.940 4.100
0.500 0.500 0.500 0.500 0.625 0.625 0.625 0.625 0.625 0.625
1.406 1.406 1.406 1.406 1.406 1.406 1.406 1.406 1.406 1.406
1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.125 1.125
1.813 2.000 2.125 2.313 2.500 2.625 2.781 2.938 3.094 3.266
1.250 1.250 1.313 1.500 1.688 1.750 1.750 1.938 2.063 2.250
1.20 1.40 1.60 1.80 2.20 2.60 2.90 3.00 3.50 4.00
No. Teeth
Outside Diameter
Plain Bore
Hub Diameter
LTB
MAX Bore +
Hub Style
Weight Lbs.
11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 30 35 36 40 42 45 48 52 54 60
2.003 2.166 2.328 2.490 2.652 2.814 2.974 3.136 3.292 3.457 3.618 3.778 3.938 4.098 4.258 4.418 5.057 5.856 6.015 6.653 6.972 7.450 7.930 8.570 8.890 9.840
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 0.875 0.875 0.938 0.938 0.938 0.938 0.938 0.938 0.938 0.938
1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.625 1.625 1.625 1.625 1.625 1.625 1.625 1.625 1.625 1.625 1.750 1.750 1.750 1.750 1.750 1.750 1.750
0.750 0.938 1.000 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 2.500 2.500 2.500 2.500 2.500 2.500 2.500 2.500
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
0.62 0.76 0.86 1.08 1.24 1.42 1.64 1.92 2.22 2.64 2.94 3.18 3.52 4.04 4.26 4.48 5.34 6.80 7.20 9.40
1.438 ¨ 1.563 ¨
1.500 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 3.750 3.750 3.750 3.750 3.750 3.750 3.750 3.750
+ Dimension depicted allows for standard keyway with set screw at 90 degrees.
DOUBLE SINGLE
10.20 11.36 12.66 14.46 15.48 18.60
Chain Data Size
40
Pitch
1/2˝
Inside Width
5/16˝ 0.312˝ 0.284˝
+ Dimension depicted allows for standard keyway with set screw at 90 degrees. ¨ Has recessed groove in hub for chain clearance.
Roller Diameter
Nominal Tooth Width:
TAPER-LOCK ® bushing is not included with the sprocket. They are to be ordered separately. Please refer to the table below for general guidelines. Specific details are found in the Bushing Section of this catalog beginning on page 194.
TAPER-LOCK ® Bushings
Bushing #
Bore Range 0.500 - 1.250˝ 0.500 - 1.688˝
40 Multi Strand Sprocket Dia.
Dimensional Data: Triple Strand Sprockets
1215 1615
No. Teeth
Outside Diameter
Plain Bore
Hub Diameter
LTB
MAX Bore +
Hub Style
Weight Lbs.
11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 30 35 36
2.003 2.166 2.328 2.490 2.652 2.814 2.974 3.136 3.292 3.457 3.618 3.778 3.938 4.098 4.258 4.418 5.057 5.856 6.015
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 0.875 0.875 0.938
2.125 2.125 2.125 2.125 2.125 2.125 2.125 2.125 2.125 2.250 2.250 2.250 2.250 2.250 2.250 2.250 2.250 2.250 2.375
0.750 0.938 1.000 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 2.500
S S S S S S S S S S S S S S S S S S S
0.80 1.10 1.24 1.50 1.76 2.04 2.34 2.72 3.10 3.72 4.06 4.52 4.96 5.64 6.02 6.36 7.84
1.438 ¨ 1.563 ¨
1.500 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 3.750
All dimensions in inches unless noted.
40 Double Single TAPER-LOCK ® Sprocket Diameters
Dimensional Data
No. Teeth
Outside Diameter
Plain Bore
LTB
C
Bushing #
MAX Bore*
Weight Lbs.
19
3.300
0.500
1.406
1.125
1215
1.250
1.10
20
3.460
0.500
1.406
1.125
1215
1.250
1.30
21
3.620
0.500
1.406
1.125
1615
1.688
1.30
23
3.940
0.500
1.406
1.125
1615
1.688
1.50
10.30 11.72
24
4.100
0.500
1.406
1.125
1615
1.688
1.70
* Please reference TAPER-LOCK ® bushing dimension table on page 194 for specific information on MAX Bore and keyway data.
+ Dimension depicted allows for standard keyway with set screw at 90 degrees. ¨ Has recessed groove in hub for chain clearance.
For more information on Sprockets see pages 132-137.
For more information on Sprockets see pages 132-137.
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