No. 120
No. 120
1 1 / 2 ” PITCH
1 1 / 2 ” PITCH
MULTI-STRAND
QD ®
Chain Data Size
Chain Data Size
120
120
Pitch
1 1/2˝ 1.00˝ 0.875˝ 0.824˝
Pitch
1 1/2˝ 1.00˝ 0.875˝ 0.924˝
Inside Width
Inside Width
Roller Diameter
Roller Diameter
Nominal Tooth Width:
Nominal Tooth Width:
All dimensions in inches unless noted.
120 Multi-Strand Sprocket Dia.
Dimensional Data: Double Strand Sprockets
No. Teeth
Outside Diameter
Plain Bore 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500
Hub Diameter
Hub Type
Hub Style
All dimensions in inches unless noted.
LTB
MAX Bore *
Weight Lbs.
120 QD ® Sprockets
Dimensional Data QD ® Sprockets
11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 30
6.010 6.500 6.990 7.470 7.960 8.440 8.920 9.410 9.890
3.563 4.063 4.500 5.000 5.250 5.250 5.250 5.250 5.250 5.500 5.500 5.750 6.500 6.500 6.500 6.500 6.500
3.750 3.750 3.750 3.750 3.750 3.750 3.750 3.750 3.750 3.750 3.750 4.000 4.000 4.000 4.000 4.000 4.000
2.375 2.375 3.000 3.313 3.500 3.500 3.500 3.500 3.500 3.500 3.500 3.813 4.500 4.500 4.500 4.500 4.500
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 S D D D D
13.60 17.30 21.10 25.60 29.90 33.80 36.90 41.90 46.50 50.20 55.60 64.00 75.00 79.00 84.00 90.00
Hub Dia.
Hub Type
Hub Style
Weight Lbs.
No. Teeth
Outside Dia.
QD ® Bushing #
MAX Bore *
LTB
X
Y
L
F
12
6.500
SF
2.938
4.375
1.250
2.250
2.250
1.078
4.625
B
S
4.70
13
6.990
SF
2.938
4.625
1.250
2.250
2.250
1.078
4.625
B
S
6.10
14
7.470
SF
2.938
5.000
1.250
2.250
2.250
1.078
4.625
B
S
7.40
15
7.960
SF
2.938
5.000
1.250
2.250
2.250
1.078
4.625
B
S
8.00
10.370 10.850 11.330 11.810 12.290 12.770 13.250 15.170
16
8.440
E
3.500
6.125
1.625
2.938
2.625
1.563
6.000
B1
S
11.20
17
8.920
E
3.500
6.125
1.625
2.938
2.625
1.563
6.000
B1
S
13.40
18
9.410
E
3.500
6.250
1.625
2.938
2.625
1.563
6.000
B1
E
14.80
19
1.563
6.000
B1
E
16.50
9.890
E
3.500
6.250
1.625
2.938
2.625
119.00
20
10.370
E
3.500
6.250
1.625
2.938
2.625
1.563
6.000
B1
E
19.20
* Dimensions shown allow for standard keyway with set screw at 90 degrees.
21
10.850
E
3.500
6.250
1.625
2.938
2.625
1.563
6.000
B1
E
19.90
22
11.330
E
3.500
6.250
1.625
2.938
2.625
1.563
6.000
B1
E
21.60
23
11.810
E
3.500
6.250
1.625
2.938
2.625
1.563
6.000
B1
E
23.80
TAPER-LOCK ®
Chain Data Size
24
12.290
E
3.500
6.250
1.625
2.938
2.625
1.563
6.000
B1
E
25.80
120
25
12.770
E
3.500
6.250
1.625
2.938
2.625
1.563
6.000
B1
E
28.10
Pitch
1 1/2˝ 1.00˝ 0.875˝ 0.924˝
26
13.250
E
3.500
6.250
1.625
2.938
2.625
1.563
6.000
B1
E
29.90
28
14.210
E
3.500
6.250
1.625
2.938
2.625
1.563
6.000
B1
E
34.70
Inside Width
30
15.170
E
3.500
6.250
1.625
2.938
2.625
1.563
6.000
B1
E
39.40
Roller Diameter
32
50.50
16.130
F
4.000
7.000
2.500
4.000
2.625
1.000
6.625
C
E
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.
35
TAPER-LOCK ® Bushings
17.570
F
4.000
7.000
2.500
4.000
3.625
1.000
6.625
C
E
59.50
Bushing #
Bore Range 0.500 - 2.125˝ 0.500 - 2.688˝ 0.875 - 3.250˝ 0.938 - 3.250˝ 1.188 - 3.938˝
36
18.050
F
4.000
7.000
2.500
4.000
3.625
1.000
6.625
C
E
63.40
2012 2517 3020 3030 3535
40
19.960
F
4.000
7.000
2.500
4.000
3.625
1.000
6.625
C
E
77.00
42
20.920
F
4.000
7.000
2.500
4.000
3.625
1.000
6.625
C
E
83.00
45
22.350
F
4.000
7.000
2.500
4.000
3.625
1.000
6.625
C
E
84.00
48
23.790
F
4.000
7.000
2.500
4.000
3.625
1.000
6.625
C
E
92.00
54
26.650
F
4.000
8.000
2.500
4.000
3.625
1.000
6.625
C
E
114.00
All dimensions in inches unless noted.
60
29.520
J
4.500
8.000
3.188
5.000
4.500
1.1875
7.250
C
E
140.00
120 TAPER-LOCK ® Sprockets
Dimensional Data TAPER-LOCK ® Sprockets
70
34.300
J
4.500
8.000
3.188
5.000
4.500
1.1875
7.250
C
E
177.00
No. Teeth
Outside Diameter
Hub Diameter
Hub Type
Hub Style
Bushing #
LTB
MAX Bore *
Weight Lbs.
80
39.080
J
4.500
8.000
3.188
5.000
4.500
1.1875
7.250
C
E
222.00
12 13 14 15 16 17 18 19 20 21 24 26 35 36 45 60 70 80
6.500 6.990 7.470 7.960 8.440 8.920 9.410 9.890
2012 2517 2517 2517 3020 3020 3020 3020 3020 3020 3020 3020 3020 3020 3030 3535 3535 3535
3.563 4.250 4.250 4.250 5.250 5.250 5.250 5.250 5.250 5.250 5.250 5.250 5.250 5.250 5.875 6.500 6.500 6.500
1.250 1.750 1.750 1.750 2.000 2.000 2.000 2.000 2.000 2.000 2.000 2.000 2.000 2.000 3.000 3.500 3.500 3.500
2.125 2.688 2.688 2.688 3.250 3.250 3.250 3.250 3.250 3.250 3.250 3.250 3.250 3.250 3.250 3.938 3.938 3.938
B B B B B B B B B B B B C C C C C C
S S E E E E E E E E E E E E E E E E
5.50 6.00 7.00 8.00
* Please reference QD ® bushing dimension table on page 200 for specific information on MAX Bore and keyway data.
10.00 11.00 12.00 14.00 15.50 17.50 23.50 28.50 33.50 54.00 82.00
QD ® is a registered trademark of, and is used under license agreement from Emerson Electric Co. QD ® 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 199.
QD ® Bushings
Bushing #
Bore Range 0.500 - 2.938˝ 0.875 - 3.500˝ 1.000 - 4.000˝ 1.500 - 4.500˝
10.370 10.850 12.290 13.250 17.570 18.050 22.350 29.520 34.300 39.080
SF
E F J
140.00 175.00 220.00
* Please reference TAPER-LOCK ® bushing dimension table on page 194 for specific information on MAX Bore and keyway data.
For more information on Sprockets see pages 132-137.
For more information on Sprockets see pages 132-137.
177
178
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