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Filter by
Shaft Diameter
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"
Number of Teeth
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
OD
0.28"
0.29"
0.33"
0.35"
0.37"
0.371"
0.392"
0.4"
0.409"
0.41"
0.42"
0.425"
0.437"
0.44"
0.45"
Roller Chain Trade Number
25
35
35-2
35-3
40
40-2
40-3
41
50
50-2
50-3
60
60-2
60-3
80
80-2
80-3
100
120
140
160
04B
05B
06B
06B-2
08B
08B-2
10B
12B
12B-2
16B
81X
Pitch
0.080"
0.1227"
0.1475"
0.2"
1/4"
3/8"
1/2"
5/8"
3/4"
0.875"
1"
1
1/4"
1
1/2"
1
3/4"
2"
2.609"
2 mm
2.030 mm
2.5 mm
3 mm
5 mm
5.080 mm
6 mm
8 mm
9.525 mm
9.53 mm
10 mm
12.7 mm
14 mm
15.88 mm
19.05 mm
25.4 mm
System of Measurement
Inch
Metric
Bore Type
Bushing
Clamping
Finished
Keyed
Plain
Round
Material
Aluminum
Brass
Bronze
Iron
Laminate
Plastic
Stainless Steel
Steel
Zinc
For Maximum Belt Width
1/8"
1/4"
3/8"
1/2"
3/4"
1"
1
1/2"
2"
3"
4"
3 mm
6 mm
9 mm
9.5 mm
10 mm
12 mm
12.7 mm
15 mm
16 mm
20 mm
21 mm
22 mm
25 mm
30 mm
32 mm
36 mm
37 mm
40 mm
50 mm
62 mm
68 mm
Shaft Type
Hex
Keyed
Round
ID
3/32"
1/8"
3/16"
1/4"
5/16"
3/8"
1/2"
19/32"
5/8"
0.635"
23/32"
3/4"
7/8"
15/16"
1"
Component
Gear
Gear Stock
Internal Gear
Shaft-Mounted Worm
Worm
Belt Trade Size
2L
3L
3V
3VX
4L
5L
5V
5VX
A
AT5
AT10
AX
B
BX
GT
GT2
GT3
H
H5M
H8M
HTD
J
L
MXL
R8M
R14M
SPA
SPB
SPZ
T2.5
T5
T10
XH
XL
XPA
XPB
XPZ
XXH
Hub Diameter
0.18"
0.188"
0.19"
0.22"
15/64"
1/4"
0.28"
0.281"
9/32"
0.31"
0.312"
0.313"
0.328"
21/64"
0.34"
Overall Width
11/64"
0.25"
0.264"
9/32"
0.286"
5/16"
0.313"
0.315"
11/32"
0.344"
3/8"
0.406"
13/32"
0.437"
7/16"
Gear Pitch Diameter
1/4"
0.292"
0.312"
0.333"
3/8"
0.417"
0.438"
1/2"
0.55"
0.563"
0.583"
0.6"
5/8"
0.666"
0.667"
Pitch Diameter
0.255"
0.28"
0.306"
0.357"
0.382"
0.407"
0.458"
0.509"
0.535"
0.56"
0.611"
0.637"
0.7"
0.713"
0.764"
Press-Fit Mount Type
With Hub
Without Hub
V-Belt Type
Banded
Cogged
Standard
Keyway Width
3/32"
0.094"
1/8"
0.187"
3/16"
0.188"
1/4"
5/16"
3/8"
1/2"
5/8"
3/4"
4 mm
5 mm
6 mm
Shaft Mount Type
Press Fit
Set Screw
Slip Fit
Width
9/64"
5/32"
11/64"
3/16"
13/64"
0.25"
0.264"
9/32"
0.286"
5/16"
0.313"
0.315"
21/64"
11/32"
0.344"
REACH
Compliant
Not Compliant
RoHS
Compliant
Compliant with Exemptions
Not Compliant
DFARS Specialty Metals
Exempt
Export Control Classification Number (ECCN)
EAR99
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5,944 Products
Power Transmission
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Pair with a timing belt to transfer motion from a rotating shaft
909 products
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Add to your timing belt setup to minimize vibration and keep belts from wearing out
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Machine your own timing belt pulleys to fit an exact width and shaft diameter
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Pair with a V-belt to transfer motion from a rotating shaft
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Pair with a flat belt to transfer motion from a rotating shaft
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Press against your chain to take up slack and reduce wear and vibration
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Spin freely on built-in bearings to reduce wear and vibration on flat belts
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Round Belt Idler Pulleys
Spin freely on built-in bearings to reduce wear and vibration on round belts
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V-Belt Idler Pulleys
Spin freely on built-in bearings to reduce wear and vibration on V-belts
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Mount directly onto a shaft and pair with round belts to transmit rotary motion and torque
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Connect two rotary shafts to change a system's speed, torque, and angle
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Mate with worm gears to change the direction of a rotating shaft and greatly reduce its speed
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Gear Stock
Machine your own gears to an exact face width and shaft diameter
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The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)