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Number of Teeth
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25
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28
30
32
34
36
40
42
44
45
48
50
52
60
64
72
80
96
Roller Chain Trade Number
25
35
System of Measurement
Inch
Metric
Shaft Diameter
Hide
1/32"
to
7/32"
1/32"
to
9/32"
1/32"
to
11/32"
1/32"
to
3/8"
1/32"
to
7/16"
1/32"
to
15/32"
1/32"
to
17/32"
1/32"
to
9/16"
1/32"
to
19/32"
1/32"
to
21/32"
1/32"
to
11/16"
1/32"
to
3/4"
1/32"
to
13/16"
1/32"
to 1
3/32"
3/32"
1/8"
5/32"
3/16"
1/4"
1/4"
to
5/16"
1/4"
to
1/2"
5/16"
3/8"
3/8"
to
9/16"
3/8"
to
5/8"
3/8"
to
11/16"
3/8"
to
7/8"
3/8"
to
15/16"
3/8"
to 1
1/8"
3/8"
to 1
1/4"
3/8"
to 1
1/2"
13/32"
7/16"
1/2"
1/2"
to
9/16"
1/2"
to
5/8"
1/2"
to
3/4"
1/2"
to
13/16"
1/2"
to
7/8"
1/2"
to
15/16"
1/2"
to 1"
1/2"
to 1
1/8"
1/2"
to 1
1/4"
1/2"
to 1
3/8"
9/16"
19/32"
5/8"
5/8"
to
11/16"
5/8"
to
3/4"
5/8"
to
13/16"
5/8"
to 1"
5/8"
to 1
5/16"
5/8"
to 1
1/2"
11/16"
23/32"
3/4"
3/4"
to
13/16"
3/4"
to
7/8"
3/4"
to
15/16"
3/4"
to 1"
3/4"
to 1
1/4"
3/4"
to 1
5/16"
3/4"
to 1
1/2"
3/4"
to 1
3/4"
0.80"
13/16"
0.85"
7/8"
7/8"
to
15/16"
7/8"
to 1"
7/8"
to 1
1/8"
7/8"
to 1
5/16"
7/8"
to 1
1/2"
7/8"
to 1
5/8"
15/16"
63/64"
1"
1" to 1
1/16"
1" to 1
1/4"
1" to 1
5/16"
1" to 1
1/2"
1" to 1
3/4"
1" to 1
13/16"
1" to 1
7/8"
1
1/16"
1
1/8"
1
1/8"
to 1
7/8"
1
1/8"
to 2"
1
1/8"
to 2
1/8"
1
1/8"
to 2
1/2"
1
3/16"
1.20"
1
1/4"
1
5/16"
1
21/64"
1
23/64"
1
3/8"
1
7/16"
1
15/32"
1
1/2"
1
9/16"
1
19/32"
1
5/8"
1
21/32"
1
43/64"
1
11/16"
1
23/32"
1
3/4"
1
13/16"
1
27/32"
1
7/8"
1
15/16"
1
61/64"
1
63/64"
2"
2
1/64"
2
1/16"
2
5/64"
2
1/8"
2
9/64"
2
3/16"
2
13/64"
2
1/4"
2
9/32"
2
19/64"
2
5/16"
2
3/8"
2
7/16"
2
29/64"
2
31/64"
2
1/2"
2
9/16"
2
5/8"
2
11/16"
2
45/64"
2
3/4"
2
25/32"
2
7/8"
2
57/64"
2
15/16"
2
63/64"
3"
3
1/32"
3
5/64"
3
3/32"
3
1/8"
3
5/32"
3
7/32"
3
1/4"
3
17/64"
3
9/32"
3
5/16"
3
11/32"
3
27/64"
3
7/16"
3
15/32"
3
31/64"
3
1/2"
3
43/64"
3
11/16"
3
45/64"
3
3/4"
3
57/64"
3
61/64"
4"
4
5/64"
4
3/16"
4
7/32"
4
1/4"
4
9/32"
4
23/64"
4
7/16"
4
1/2"
4
41/64"
4
43/64"
4
29/32"
4
61/64"
5
1/64"
5
5/32"
5
1/4"
5
9/32"
5
39/64"
5
13/16"
5
59/64"
6
1/4"
6
9/32"
6
11/32"
6
9/16"
6
39/64"
6
3/4"
6
7/8"
7
9/32"
7
35/64"
8
9/32"
8
31/64"
8
3/4"
9"
9
15/16"
10
5/64"
11
17/64"
11
43/64"
13
9/32"
13
33/64"
18
1/16"
2 mm
3 mm
4 mm
5 mm
6 mm
7 mm
8 mm
8 mm to 18 mm
9 mm
10 mm
10 mm to 25 mm
11 mm
12 mm
12 mm to 30 mm
12 mm to 45 mm
13 mm
14 mm
15 mm
16 mm
17 mm
18 mm
19 mm
20 mm
22 mm
23 mm
24 mm
25 mm
26 mm
28 mm
30 mm
32 mm
33 mm
35 mm
36 mm
38 mm
39 mm
40 mm
42 mm
43 mm
45 mm
47 mm
48 mm
50 mm
51 mm
52 mm
53 mm
54 mm
55 mm
56 mm
57 mm
59 mm
60 mm
62 mm
64 mm
65 mm
67 mm
69 mm
70 mm
71 mm
73 mm
75 mm
83 mm
87 mm
92 mm
96 mm
100 mm
112 mm
116 mm
132 mm
136 mm
144 mm
172 mm
Pitch
0.080"
0.1227"
0.1475"
0.2"
1/4"
3/8"
2 mm
3 mm
5 mm
OD
1/2"
0.54"
0.58"
0.59"
5/8"
0.65"
0.67"
0.685"
0.69"
0.7"
0.71"
0.74"
3/4"
0.77"
0.78"
Shaft Mount Type
Clamp On
Press Fit
Set Screw
ID
1/4"
Bore Type
Finished
Plain
Round
Material
Aluminum
Brass
Plastic
Stainless Steel
Steel
Shaft Type
Keyed
Round
Component
Gear
Pawl
Hub Diameter
3/8"
0.437"
7/16"
0.438"
0.442"
0.469"
0.494"
1/2"
0.52"
0.531"
0.546"
9/16"
0.563"
0.609"
5/8"
Overall Width
0.25"
5/16"
3/8"
13/32"
0.437"
0.438"
0.484"
31/64"
0.489"
1/2"
0.516"
0.531"
0.563"
0.578"
5/8"
0.688"
0.719"
3/4"
0.781"
0.812"
0.813"
7/8"
0.906"
15/16"
1
1/8"
14.27 mm
17.45 mm
17.55 mm
18.11 mm
18.26 mm
19.05 mm
20.07 mm
20.24 mm
20.62 mm
21.16 mm
21.64 mm
Chain Standard
ANSI
Strand Type
Single
Sprocket Type
Drive
For Maximum Belt Width
1/8"
1/4"
3/8"
6 mm
9 mm
Gear Pitch Diameter
1/2"
0.563"
0.6"
5/8"
0.688"
3/4"
7/8"
1"
1
1/8"
1
1/4"
1.333"
1
1/2"
1
5/8"
1.667"
2"
2
1/4"
2
1/2"
Gear Type
Miter
Ratchet
Spur
Gear Pitch
16
20
24
32
48
64
Width
0.25"
5/16"
3/8"
13/32"
0.437"
0.438"
0.484"
31/64"
0.489"
1/2"
0.516"
0.531"
0.563"
0.578"
5/8"
0.688"
0.719"
3/4"
0.781"
0.812"
0.813"
7/8"
0.906"
15/16"
1
1/8"
14.27 mm
17.45 mm
17.55 mm
18.11 mm
18.26 mm
19.05 mm
20.07 mm
20.24 mm
20.62 mm
21.16 mm
21.64 mm
RoHS
Compliant
Compliant with Exemptions
DFARS Specialty Metals
Exempt
Export Control Classification Number (ECCN)
EAR99
REACH
Compliant
Not Compliant
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248 Products
Drive Sprockets
Sprockets
Sprocket teeth mesh with your roller chain to smoothly transmit power
43 products
Plastic Sprockets
Quiet-running, lightweight, and naturally rust resistant
15 products
Other Products
Spur Gears
The simplest type of gear for transferring motion, with straight, parallel teeth
54 products
Timing Belt Drive Pulleys
Pair with a timing belt to transfer motion from a rotating shaft
125 products
Pulley and Sprocket Bushings
Mount between a rotating shaft and equipment to secure the shaft and reduce vibration
4 products
Miter Gears
Connect shafts at a right angle without changing speed or torque
4 products
Ratchet Gears and Pawls
Transmit motion in one direction and stop it in the other
3 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)