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Number of Teeth
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
System of Measurement
Inch
Metric
Pitch
0.080"
0.2"
0.375"
0.5"
0.875"
1.25"
2 mm
2.5 mm
3 mm
5 mm
8 mm
10 mm
14 mm
Width
1/8"
1/4"
5/16"
3/8"
0.438"
0.484"
1/2"
0.516"
0.531"
0.563"
0.625"
0.688"
0.719"
3/4"
0.781"
0.812"
0.813"
0.875"
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
10 mm
12 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
Belt Trade Size
MXL
XL
L
H
XH
XXH
H3M
H5M
H8M
H14M
T2.5
T5
AT5
T10
AT10
2MGT
3MGT
8MGT
14MGT
NRG
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"
1/8"
3/16"
1/4"
Outer Circle
2.8"
3.2"
3.6"
4"
4.4"
4.8"
5"
5.2"
5.6"
6"
6.4"
6.8"
7"
7.2"
7.6"
8"
8.2"
8.4"
OD
7/16"
0.44"
1/2"
9/16"
0.58"
5/8"
11/16"
0.69"
0.7"
0.744"
3/4"
13/16"
0.871"
7/8"
0.88"
0.9"
0.92"
15/16"
Tooth Profile
Curved (HTD)
Modified Curved (GT)
Tire Track
Trapezoidal
Material
Aluminum
Aramid
Carbon Fiber
Fiberglass
Iron
Plastic
Rubber
Stainless Steel
Steel
Bore Type
Bushing
Finished
Plain
Belt Trade Number
28MXL012
28MXL025
32MXL012
32MXL025
36MXL012
36MXL025
40MXL012
40MXL025
44MXL012
44MXL025
48MXL012
48MXL025
50XL025
50XL037
52MXL012
52MXL025
56MXL012
56MXL025
Shaft Type
Hex
Keyed
Round
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"
0.64"
0.7"
0.713"
0.76"
0.764"
0.828"
Hub Diameter
0.312"
0.375"
0.425"
0.437"
0.438"
0.442"
0.45"
0.48"
0.494"
0.5"
0.53"
0.546"
0.555"
0.563"
0.58"
0.625"
0.676"
0.685"
Tooth Location
Both Sides
One Side
Number of Flanges
1
2
ID
1"
1.346"
1.374"
1
3/8"
1.386"
1.574"
1
5/8"
1.87"
1.871"
1.875"
2.186"
2.187"
2.25"
2.732"
2.75"
2.802"
2.812"
3
1/8"
3.375"
3.383"
3.83"
3.834"
4.25"
4.437"
4.438"
4.44"
5"
5.148"
3 mm
5 mm
Hub Type
Flush
Standard
U.S.–Mexico–Canada Agreement (USMCA) Qualifying
Yes
No
RoHS
Compliant
Not Compliant
REACH
Compliant
Not Compliant
DFARS Specialty Metals
Exempt
Export Control Classification Number (ECCN)
EAR99
Overall Width
0.438"
0.484"
1/2"
0.516"
0.531"
0.563"
0.625"
0.688"
0.719"
3/4"
0.781"
0.812"
0.813"
0.875"
0.906"
1"
1
1/8"
1.25"
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