L Series Timing Belt Pulleys

Pulleys are L series (light) and have trapezoidal teeth. Select a pulley with a maximum belt width that’s the same or larger than your timing belt width.
For technical drawings and 3-D models, click on a part number.


OD | For Shaft Dia. | Number of Teeth | Pitch | Bore Type | Inside Wd. | Outside Wd. | Overall Wd. | Pitch Dia. | Number of Flanges | Fabrication | Material | Hub Dia. | Each | |
For 1/2" Max. Belt Wd. | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2.391" | 1/2" | 18 | 0.375" | Plain | 0.563" | 0.75" | 1.375" | 2.149" | 2 | Sintered | Steel | 1.625" | 0000000 | 000000 |
2.625" | 1/2" | 20 | 0.375" | Plain | 0.563" | 0.75" | 1.375" | 2.387" | 2 | Sintered | Steel | 1.688" | 0000000 | 00000 |
2.875" | 1/2" | 22 | 0.375" | Plain | 0.563" | 0.75" | 1.5" | 2.626" | 2 | Sintered | Steel | 2" | 0000000 | 00000 |
3.109" | 1/2" | 24 | 0.375" | Plain | 0.563" | 0.75" | 1.5" | 2.865" | 2 | Sintered | Steel | 2.25" | 0000000 | 00000 |
3.344" | 1/2" | 26 | 0.375" | Plain | 0.563" | 0.75" | 1.5" | 3.104" | 2 | Sintered | Steel | 2.5" | 00000000 | 00000 |
3.578" | 1/2" | 28 | 0.375" | Plain | 0.563" | 0.75" | 1.5" | 3.342" | 2 | Sintered | Steel | 2.75" | 00000000 | 00000 |
3.828" | 1/2" | 30 | 0.375" | Plain | 0.563" | 0.75" | 1.5" | 3.581" | 2 | Sintered | Steel | 2.375" | 00000000 | 00000 |
4.063" | 1/2" | 32 | 0.375" | Plain | 0.563" | 0.75" | 1.625" | 3.82" | 2 | Sintered | Steel | 3.063" | 00000000 | 00000 |
For 3/4" Max. Belt Wd. | ||||||||||||||
2.391" | 1/2" | 18 | 0.375" | Plain | 0.813" | 1" | 1.625" | 2.149" | 2 | Sintered | Steel | 1.625" | 00000000 | 00000 |
2.625" | 1/2" | 20 | 0.375" | Plain | 0.813" | 1" | 1.625" | 2.387" | 2 | Sintered | Steel | 1.688" | 00000000 | 00000 |
2.875" | 5/8" | 22 | 0.375" | Plain | 0.813" | 1" | 1.75" | 2.626" | 2 | Sintered | Steel | 2" | 00000000 | 00000 |
3.109" | 5/8" | 24 | 0.375" | Plain | 0.813" | 1" | 1.75" | 2.865" | 2 | Sintered | Steel | 2.25" | 00000000 | 00000 |
3.344" | 5/8" | 26 | 0.375" | Plain | 0.813" | 1" | 1.875" | 3.104" | 2 | Sintered | Steel | 2.5" | 00000000 | 00000 |
3.578" | 5/8" | 28 | 0.375" | Plain | 0.813" | 1" | 2" | 3.342" | 2 | Sintered | Steel | 2.75" | 00000000 | 000000 |
3.828" | 5/8" | 30 | 0.375" | Plain | 0.813" | 1" | 2" | 3.581" | 2 | Sintered | Steel | 2.875" | 00000000 | 000000 |
4.063" | 5/8" | 32 | 0.375" | Plain | 0.813" | 1" | 2" | 3.82" | 2 | Sintered | Steel | 3.063" | 00000000 | 000000 |
For 1" Max. Belt Wd. | ||||||||||||||
2.391" | 1/2" | 18 | 0.375" | Plain | 1.063" | 1.25" | 1.875" | 2.149" | 2 | Sintered | Steel | 1.625" | 00000000 | 00000 |
2.625" | 1/2" | 20 | 0.375" | Plain | 1.063" | 1.25" | 1.875" | 2.387" | 2 | Sintered | Steel | 1.688" | 00000000 | 00000 |
2.875" | 5/8" | 22 | 0.375" | Plain | 1.063" | 1.25" | 2" | 2.626" | 2 | Sintered | Steel | 2" | 00000000 | 00000 |
3.109" | 5/8" | 24 | 0.375" | Plain | 1.063" | 1.25" | 2" | 2.865" | 2 | Sintered | Steel | 2.25" | 00000000 | 00000 |
3.344" | 5/8" | 26 | 0.375" | Plain | 1.063" | 1.25" | 2.125" | 3.104" | 2 | Sintered | Steel | 2.5" | 00000000 | 000000 |
3.578" | 5/8" | 28 | 0.375" | Plain | 1.063" | 1.25" | 2.25" | 3.342" | 2 | Sintered | Steel | 2.75" | 00000000 | 000000 |
3.828" | 5/8" | 30 | 0.375" | Plain | 1.063" | 1.25" | 2.25" | 3.581" | 2 | Sintered | Steel | 2.875" | 00000000 | 000000 |
4.063" | 5/8" | 32 | 0.375" | Plain | 1.063" | 1.25" | 2.25" | 3.82" | 2 | Sintered | Steel | 3.063" | 00000000 | 000000 |


OD | For Shaft Dia. | Number of Teeth | Pitch | Bore Type | Inside Wd. | Outside Wd. | Overall Wd. | Pitch Dia. | Number of Flanges | Fabrication | Material | Hub Dia. | Each | |
For 1/2" Max. Belt Wd. | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1.438" | 3/8" | 10 | 0.375" | Finished | 0.563" | 0.75" | 1.125" | 1.194" | 2 | Sintered | Steel | 0.813" | 0000000 | 000000 |
1.672" | 3/8" | 12 | 0.375" | Finished | 0.563" | 0.75" | 1.25" | 1.432" | 2 | Sintered | Steel | 1.063" | 0000000 | 00000 |
1.922" | 3/8" | 14 | 0.375" | Finished | 0.563" | 0.75" | 1.25" | 1.671" | 2 | Sintered | Steel | 1.125" | 0000000 | 00000 |
2.156" | 1/2" | 16 | 0.375" | Finished | 0.563" | 0.75" | 1.375" | 1.91" | 2 | Sintered | Steel | 1.438" | 0000000 | 00000 |
For 3/4" Max. Belt Wd. | ||||||||||||||
1.672" | 3/8" | 12 | 0.375" | Finished | 0.813" | 1" | 1.5" | 1.432" | 2 | Sintered | Steel | 1.063" | 00000000 | 00000 |
1.922" | 3/8" | 14 | 0.375" | Finished | 0.813" | 1" | 1.5" | 1.671" | 2 | Sintered | Steel | 1.125" | 00000000 | 00000 |
2.156" | 1/2" | 16 | 0.375" | Finished | 0.813" | 1" | 1.625" | 1.91" | 2 | Sintered | Steel | 1.438" | 00000000 | 00000 |
For 1" Max. Belt Wd. | ||||||||||||||
1.922" | 3/8" | 14 | 0.375" | Finished | 1.063" | 1.25" | 1.75" | 1.671" | 2 | Sintered | Steel | 1.125" | 00000000 | 00000 |
2.156" | 1/2" | 16 | 0.375" | Finished | 1.063" | 1.25" | 1.875" | 1.91" | 2 | Sintered | Steel | 1.438" | 00000000 | 00000 |


Keyway | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
OD | For Shaft Dia. | Number of Teeth | Pitch | Bore Type | Inside Wd. | Outside Wd. | Overall Wd. | Wd. | Dp. | Pitch Dia. | Number of Flanges | Fabrication | Material | Hub Dia. | Each | |
For 1/2" Max. Belt Wd. | ||||||||||||||||
1.402" | 5/8" | 12 | 0.375" | Finished | 0.59" | 0.75" | 1.25" | 3/16" | 3/32" | 1.432" | 2 | Machined | Steel | 1" | 00000000 | 000000 |
1.641" | 5/8" | 14 | 0.375" | Finished | 0.59" | 0.75" | 1.25" | 3/16" | 3/32" | 1.671" | 2 | Machined | Steel | 1.125" | 00000000 | 00000 |
1.76" | 5/8" | 15 | 0.375" | Finished | 0.59" | 0.75" | 1.25" | 3/16" | 3/32" | 1.79" | 2 | Machined | Steel | 1.344" | 00000000 | 00000 |
1.76" | 3/4" | 15 | 0.375" | Finished | 0.59" | 0.75" | 1.25" | 3/16" | 3/32" | 1.79" | 2 | Machined | Steel | 1.344" | 00000000 | 00000 |
1.88" | 5/8" | 16 | 0.375" | Finished | 0.59" | 0.75" | 1.25" | 3/16" | 3/32" | 1.91" | 2 | Machined | Steel | 1.437" | 00000000 | 00000 |
1.88" | 3/4" | 16 | 0.375" | Finished | 0.59" | 0.75" | 1.25" | 3/16" | 3/32" | 1.91" | 2 | Machined | Steel | 1.437" | 00000000 | 00000 |
1.999" | 5/8" | 17 | 0.375" | Finished | 0.59" | 0.75" | 1.25" | 3/16" | 3/32" | 2.029" | 2 | Machined | Steel | 1.437" | 00000000 | 00000 |
1.999" | 3/4" | 17 | 0.375" | Finished | 0.59" | 0.75" | 1.25" | 3/16" | 3/32" | 2.029" | 2 | Machined | Steel | 1.437" | 00000000 | 00000 |
2.119" | 5/8" | 18 | 0.375" | Finished | 0.59" | 0.75" | 1.25" | 3/16" | 3/32" | 2.149" | 2 | Machined | Steel | 1.563" | 00000000 | 00000 |
2.119" | 3/4" | 18 | 0.375" | Finished | 0.59" | 0.75" | 1.25" | 3/16" | 3/32" | 2.149" | 2 | Machined | Steel | 1.563" | 00000000 | 00000 |
2.238" | 5/8" | 19 | 0.375" | Finished | 0.59" | 0.75" | 1.25" | 3/16" | 3/32" | 2.268" | 2 | Machined | Steel | 1.687" | 00000000 | 00000 |
For 3/4" Max. Belt Wd. | ||||||||||||||||
1.402" | 5/8" | 12 | 0.375" | Finished | 0.84" | 1" | 1.5" | 3/16" | 3/32" | 1.432" | 2 | Machined | Steel | 1" | 00000000 | 00000 |
1.522" | 5/8" | 13 | 0.375" | Finished | 0.84" | 1" | 1.5" | 3/16" | 3/32" | 1.552" | 2 | Machined | Steel | 1.125" | 00000000 | 00000 |
1.641" | 5/8" | 14 | 0.375" | Finished | 0.84" | 1" | 1.5" | 3/16" | 3/32" | 1.671" | 2 | Machined | Steel | 1" | 00000000 | 00000 |
1.76" | 5/8" | 15 | 0.375" | Finished | 0.84" | 1" | 1.5" | 3/16" | 3/32" | 1.79" | 2 | Machined | Steel | 1.344" | 00000000 | 00000 |
1.76" | 3/4" | 15 | 0.375" | Finished | 0.84" | 1" | 1.5" | 3/16" | 3/32" | 1.79" | 2 | Machined | Steel | 1.344" | 00000000 | 00000 |
1.88" | 5/8" | 16 | 0.375" | Finished | 0.84" | 1" | 1.5" | 3/16" | 3/32" | 1.91" | 2 | Machined | Steel | 1.437" | 00000000 | 00000 |
1.88" | 3/4" | 16 | 0.375" | Finished | 0.84" | 1" | 1.5" | 3/16" | 3/32" | 1.91" | 2 | Machined | Steel | 1.437" | 00000000 | 00000 |
1.999" | 5/8" | 17 | 0.375" | Finished | 0.84" | 1" | 1.5" | 3/16" | 3/32" | 2.029" | 2 | Machined | Steel | 1.437" | 00000000 | 00000 |
1.999" | 3/4" | 17 | 0.375" | Finished | 0.84" | 1" | 1.5" | 3/16" | 3/32" | 2.029" | 2 | Machined | Steel | 1.437" | 00000000 | 00000 |
For 1" Max. Belt Wd. | ||||||||||||||||
1.641" | 5/8" | 14 | 0.375" | Finished | 1.08" | 1.25" | 1.75" | 3/16" | 3/32" | 1.671" | 2 | Machined | Steel | 1.125" | 00000000 | 00000 |
1.76" | 5/8" | 15 | 0.375" | Finished | 1.08" | 1.25" | 1.75" | 3/16" | 3/32" | 1.79" | 2 | Machined | Steel | 1.344" | 00000000 | 00000 |
1.76" | 3/4" | 15 | 0.375" | Finished | 1.08" | 1.25" | 1.75" | 3/16" | 3/32" | 1.79" | 2 | Machined | Steel | 1.344" | 00000000 | 00000 |
1.88" | 5/8" | 16 | 0.375" | Finished | 1.08" | 1.25" | 1.75" | 3/16" | 3/32" | 1.91" | 2 | Machined | Steel | 1.437" | 00000000 | 00000 |
1.88" | 3/4" | 16 | 0.375" | Finished | 1.08" | 1.25" | 1.75" | 3/16" | 3/32" | 1.91" | 2 | Machined | Steel | 1.437" | 00000000 | 00000 |
1.999" | 5/8" | 17 | 0.375" | Finished | 1.08" | 1.25" | 1.75" | 3/16" | 3/32" | 2.029" | 2 | Machined | Steel | 1.437" | 00000000 | 00000 |
1.999" | 3/4" | 17 | 0.375" | Finished | 1.08" | 1.25" | 1.75" | 3/16" | 3/32" | 2.029" | 2 | Machined | Steel | 1.437" | 00000000 | 00000 |
L Series Corrosion-Resistant Timing Belt Pulleys
Pulleys are anodized aluminum, which is more corrosion resistant than steel. All are L series (light) and have trapezoidal teeth. Select a pulley with a maximum belt width that’s the same or larger than your timing belt width.
For technical drawings and 3-D models, click on a part number.



OD | Number of Teeth | Pitch | For Shaft Dia. | Bore Type | Inside Wd. | Outside Wd. | Overall Wd. | Pitch Dia. | Number of Flanges | Fabrication | Material | Hub Dia. | Each | |
For 1/2" Max. Belt Wd. | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2.375" | 18 | 0.375" | 1/2" | Finished | 0.55" | 0.719" | 1.25" | 2.149" | 2 | Machined | Anodized Aluminum | 1.625" | 0000000 | 000000 |
2.625" | 20 | 0.375" | 1/2" | Finished | 0.55" | 0.719" | 1.312" | 2.387" | 2 | Machined | Anodized Aluminum | 1.812" | 0000000 | 00000 |
2.875" | 22 | 0.375" | 1/2" | Finished | 0.55" | 0.719" | 1.375" | 2.626" | 2 | Machined | Anodized Aluminum | 2.125" | 0000000 | 00000 |
3.094" | 24 | 0.375" | 1/2" | Finished | 0.55" | 0.719" | 1.375" | 2.865" | 2 | Machined | Anodized Aluminum | 2.25" | 0000000 | 00000 |
3.33" | 26 | 0.375" | 1/2" | Finished | 0.58" | 0.75" | 1.375" | 3.104" | 2 | Machined | Anodized Aluminum | 2.25" | 0000000 | 00000 |
3.566" | 28 | 0.375" | 1/2" | Finished | 0.58" | 0.75" | 1.375" | 3.342" | 2 | Machined | Anodized Aluminum | 2.25" | 0000000 | 00000 |
3.8" | 30 | 0.375" | 1/2" | Finished | 0.58" | 0.75" | 1.375" | 3.581" | 2 | Machined | Anodized Aluminum | 2.25" | 0000000 | 00000 |
4.044" | 32 | 0.375" | 1/2" | Finished | 0.58" | 0.75" | 1.375" | 3.82" | 2 | Machined | Anodized Aluminum | 2.625" | 0000000 | 00000 |
4.52" | 36 | 0.375" | 1/2" | Finished | 0.58" | 0.75" | 1.375" | 4.297" | 2 | Machined | Anodized Aluminum | 3.5" | 0000000 | 00000 |
5" | 40 | 0.375" | 1/2" | Finished | 0.58" | 0.75" | 1.375" | 4.775" | 2 | Machined | Anodized Aluminum | 3.625" | 000000 | 00000 |
For 3/4" Max. Belt Wd. | ||||||||||||||
2.375" | 18 | 0.375" | 1/2" | Finished | 0.83" | 1" | 1.5" | 2.149" | 2 | Machined | Anodized Aluminum | 1.625" | 0000000 | 00000 |
2.625" | 20 | 0.375" | 1/2" | Finished | 0.83" | 1" | 1.5" | 2.387" | 2 | Machined | Anodized Aluminum | 1.812" | 0000000 | 00000 |
2.875" | 22 | 0.375" | 1/2" | Finished | 0.83" | 1" | 1.5" | 2.626" | 2 | Machined | Anodized Aluminum | 2.125" | 0000000 | 00000 |
3.094" | 24 | 0.375" | 1/2" | Finished | 0.83" | 1" | 1.5" | 2.865" | 2 | Machined | Anodized Aluminum | 2.25" | 0000000 | 00000 |
3.33" | 26 | 0.375" | 1/2" | Finished | 0.83" | 1" | 1.5" | 3.104" | 2 | Machined | Anodized Aluminum | 2.25" | 0000000 | 00000 |
3.566" | 28 | 0.375" | 1/2" | Finished | 0.83" | 1" | 1.5" | 3.342" | 2 | Machined | Anodized Aluminum | 2.25" | 0000000 | 00000 |
3.8" | 30 | 0.375" | 1/2" | Finished | 0.83" | 1" | 1.5" | 3.581" | 2 | Machined | Anodized Aluminum | 2.25" | 0000000 | 00000 |
4.044" | 32 | 0.375" | 1/2" | Finished | 0.83" | 1" | 1.5" | 3.82" | 2 | Machined | Anodized Aluminum | 2.625" | 0000000 | 00000 |
4.52" | 36 | 0.375" | 1/2" | Finished | 0.83" | 1" | 1.5" | 4.297" | 2 | Machined | Anodized Aluminum | 3.5" | 0000000 | 00000 |
5" | 40 | 0.375" | 1/2" | Finished | 0.83" | 1" | 1.5" | 4.775" | 2 | Machined | Anodized Aluminum | 3.625" | 000000 | 000000 |
For 1" Max. Belt Wd. | ||||||||||||||
2.375" | 18 | 0.375" | 1/2" | Finished | 1.08" | 1.25" | 1.75" | 2.149" | 2 | Machined | Anodized Aluminum | 1.625" | 0000000 | 00000 |
2.625" | 20 | 0.375" | 1/2" | Finished | 1.08" | 1.25" | 1.75" | 2.387" | 2 | Machined | Anodized Aluminum | 1.687" | 0000000 | 00000 |
2.875" | 22 | 0.375" | 1/2" | Finished | 1.08" | 1.25" | 1.75" | 2.626" | 2 | Machined | Anodized Aluminum | 2.125" | 0000000 | 00000 |
3.094" | 24 | 0.375" | 1/2" | Finished | 1.08" | 1.25" | 1.75" | 2.865" | 2 | Machined | Anodized Aluminum | 2.25" | 0000000 | 00000 |
3.33" | 26 | 0.375" | 1/2" | Finished | 1.08" | 1.25" | 1.75" | 3.104" | 2 | Machined | Anodized Aluminum | 2.438" | 0000000 | 00000 |
3.566" | 28 | 0.375" | 1/2" | Finished | 1.08" | 1.25" | 1.75" | 3.342" | 2 | Machined | Anodized Aluminum | 2.688" | 0000000 | 00000 |
3.8" | 30 | 0.375" | 1/2" | Finished | 1.08" | 1.25" | 1.75" | 3.581" | 2 | Machined | Anodized Aluminum | 2.813" | 0000000 | 00000 |
4.044" | 32 | 0.375" | 1/2" | Finished | 1.08" | 1.25" | 1.75" | 3.82" | 2 | Machined | Anodized Aluminum | 3.125" | 0000000 | 00000 |
4.52" | 36 | 0.375" | 1/2" | Finished | 1.08" | 1.25" | 1.75" | 4.297" | 2 | Machined | Anodized Aluminum | 3.5" | 0000000 | 00000 |
5" | 40 | 0.375" | 1/2" | Finished | 1.08" | 1.25" | 1.75" | 4.775" | 2 | Machined | Anodized Aluminum | 3.625" | 000000 | 000000 |
For 12.7 mm Max. Belt Wd. | ||||||||||||||
36.53mm | 10 | 9.53mm | 10mm | Finished | 13.97mm | 18.26mm | 28.57mm | 30.32mm | 2 | Machined | Anodized Aluminum | 22.22mm | 0000000 | 00000 |
42.06mm | 12 | 9.53mm | 10mm | Finished | 13.97mm | 18.26mm | 30.17mm | 36.37mm | 2 | Machined | Anodized Aluminum | 28.57mm | 0000000 | 00000 |
45.24mm | 13 | 9.53mm | 10mm | Finished | 13.97mm | 18.26mm | 30.17mm | 39.42mm | 2 | Machined | Anodized Aluminum | 28.57mm | 0000000 | 00000 |
48.41mm | 14 | 9.53mm | 12mm | Finished | 13.97mm | 18.26mm | 30.17mm | 42.44mm | 2 | Machined | Anodized Aluminum | 31.75mm | 0000000 | 00000 |
51.59mm | 15 | 9.53mm | 12mm | Finished | 13.97mm | 18.26mm | 31.75mm | 45.46mm | 2 | Machined | Anodized Aluminum | 34.92mm | 0000000 | 00000 |
53.98mm | 16 | 9.53mm | 14mm | Finished | 13.97mm | 18.26mm | 31.75mm | 48.51mm | 2 | Machined | Anodized Aluminum | 34.92mm | 0000000 | 00000 |
57.15mm | 17 | 9.53mm | 14mm | Finished | 13.97mm | 18.26mm | 31.75mm | 51.53mm | 2 | Machined | Anodized Aluminum | 38.1mm | 0000000 | 00000 |
60.33mm | 18 | 9.53mm | 14mm | Finished | 13.97mm | 18.26mm | 31.75mm | 54.58mm | 2 | Machined | Anodized Aluminum | 41.27mm | 0000000 | 00000 |
66.68mm | 20 | 9.53mm | 14mm | Finished | 13.97mm | 18.26mm | 33.32mm | 60.62mm | 2 | Machined | Anodized Aluminum | 46.02mm | 0000000 | 00000 |
73.03mm | 22 | 9.53mm | 14mm | Finished | 13.97mm | 18.26mm | 34.92mm | 66.7mm | 2 | Machined | Anodized Aluminum | 53.97mm | 0000000 | 00000 |
78.59mm | 24 | 9.53mm | 14mm | Finished | 13.97mm | 18.26mm | 34.92mm | 72.77mm | 2 | Machined | Anodized Aluminum | 57.15mm | 0000000 | 00000 |
84.58mm | 26 | 9.53mm | 14mm | Finished | 14.73mm | 18.26mm | 34.92mm | 78.84mm | 2 | Machined | Anodized Aluminum | 57.15mm | 0000000 | 00000 |
96.52mm | 30 | 9.53mm | 14mm | Finished | 14.73mm | 19.05mm | 34.92mm | 90.95mm | 2 | Machined | Anodized Aluminum | 57.15mm | 0000000 | 000000 |
102.72mm | 32 | 9.53mm | 14mm | Finished | 14.73mm | 19.05mm | 34.92mm | 97.02mm | 2 | Machined | Anodized Aluminum | 66.67mm | 0000000 | 000000 |
127mm | 40 | 9.53mm | 14mm | Finished | 14.73mm | 19.05mm | 34.92mm | 121.28mm | 2 | Machined | Anodized Aluminum | 92.07mm | 0000000 | 000000 |
L Series Quick-Disconnect Timing Belt Pulleys
Carry heavy loads without slippage—pulleys mount with quick-disconnect (QD) bushings (sold separately) for a more secure grip on the shaft than set screws. Bushing is not included. Pulleys are L series (light) and have trapezoidal teeth. Select a pulley with a maximum belt width that’s the same or larger than your timing belt width.
For technical drawings and 3-D models, click on a part number.





OD | Number of Teeth | Pitch | ID | Bore Type | For Bushing Style | Inside Wd. | Outside Wd. | Overall Wd. | Pitch Dia. | Number of Flanges | Fabrication | Material | Each | |
For 1/2" Max. Belt Wd. | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2.39" | 18 | 0.375" | 1.375" | Finished | Quick Disconnect Style JA | 0.563" | 0.75" | 0.75" | 2.149" | 2 | Sintered | Steel | 00000000 | 000000 |
2.63" | 20 | 0.375" | 1.375" | Finished | Quick Disconnect Style JA | 0.563" | 0.75" | 0.75" | 2.387" | 2 | Sintered | Steel | 00000000 | 00000 |
2.88" | 22 | 0.375" | 1.375" | Finished | Quick Disconnect Style JA | 0.563" | 0.75" | 0.75" | 2.626" | 2 | Sintered | Steel | 00000000 | 00000 |
3.094" | 24 | 0.375" | 1.871" | Finished | Quick Disconnect Style SH | 0.563" | 0.75" | 0.75" | 2.865" | 2 | Sintered | Steel | 00000000 | 00000 |
3.328" | 26 | 0.375" | 1.871" | Finished | Quick Disconnect Style SH | 0.563" | 0.75" | 0.75" | 3.104" | 2 | Sintered | Steel | 00000000 | 00000 |
3.563" | 28 | 0.375" | 1.871" | Finished | Quick Disconnect Style SH | 0.563" | 0.75" | 0.75" | 3.342" | 2 | Sintered | Steel | 00000000 | 00000 |
3.805" | 30 | 0.375" | 2.186" | Finished | Quick Disconnect Style SDS | 0.563" | 0.75" | 0.75" | 3.581" | 2 | Sintered | Steel | 00000000 | 00000 |
4.047" | 32 | 0.375" | 2.186" | Finished | Quick Disconnect Style SDS | 0.563" | 0.75" | 0.75" | 3.82" | 2 | Sintered | Steel | 00000000 | 00000 |
4.516" | 36 | 0.375" | 2.186" | Finished | Quick Disconnect Style SDS | 0.563" | 0.75" | 0.75" | 4.297" | 2 | Sintered | Steel | 00000000 | 000000 |
5" | 40 | 0.375" | 2.186" | Finished | Quick Disconnect Style SDS | 0.563" | 0.75" | 0.75" | 4.775" | 2 | Sintered | Steel | 0000000 | 000000 |
5.95" | 48 | 0.375" | 2.186" | Finished | Quick Disconnect Style SDS | 0.563" | 0.75" | 0.75" | 5.73" | 2 | Sintered | Steel | 00000000 | 000000 |
7.132" | 60 | 0.375" | 2.186" | Finished | Quick Disconnect Style SD | __ | 0.75" | 1.25" | 7.162" | __ | Cast | Iron | 00000000 | 000000 |
For 3/4" Max. Belt Wd. | ||||||||||||||
2.39" | 18 | 0.375" | 1.375" | Finished | Quick Disconnect Style JA | 0.813" | 1" | 1" | 2.149" | 2 | Sintered | Steel | 00000000 | 00000 |
2.63" | 20 | 0.375" | 1.375" | Finished | Quick Disconnect Style JA | 0.813" | 1" | 1" | 2.387" | 2 | Sintered | Steel | 00000000 | 00000 |
2.88" | 22 | 0.375" | 1.375" | Finished | Quick Disconnect Style JA | 0.813" | 1" | 1" | 2.626" | 2 | Sintered | Steel | 00000000 | 00000 |
3.094" | 24 | 0.375" | 1.871" | Finished | Quick Disconnect Style SH | 0.813" | 1" | 1" | 2.865" | 2 | Sintered | Steel | 00000000 | 00000 |
3.328" | 26 | 0.375" | 1.871" | Finished | Quick Disconnect Style SH | 0.813" | 1" | 1" | 3.104" | 2 | Sintered | Steel | 00000000 | 00000 |
3.563" | 28 | 0.375" | 1.871" | Finished | Quick Disconnect Style SH | 0.813" | 1" | 1" | 3.342" | 2 | Sintered | Steel | 00000000 | 00000 |
3.805" | 30 | 0.375" | 2.186" | Finished | Quick Disconnect Style SDS | 0.813" | 1" | 1" | 3.581" | 2 | Sintered | Steel | 00000000 | 00000 |
4.047" | 32 | 0.375" | 2.186" | Finished | Quick Disconnect Style SDS | 0.813" | 1" | 1" | 3.82" | 2 | Sintered | Steel | 00000000 | 00000 |
4.516" | 36 | 0.375" | 2.186" | Finished | Quick Disconnect Style SDS | 0.813" | 1" | 1" | 4.297" | 2 | Sintered | Steel | 00000000 | 000000 |
5" | 40 | 0.375" | 2.186" | Finished | Quick Disconnect Style SDS | 0.813" | 1" | 1" | 4.775" | 2 | Sintered | Steel | 0000000 | 000000 |
5.95" | 48 | 0.375" | 2.186" | Finished | Quick Disconnect Style SDS | 0.813" | 1" | 1" | 5.73" | 2 | Sintered | Steel | 00000000 | 000000 |
7.132" | 60 | 0.375" | 2.186" | Finished | Quick Disconnect Style SD | __ | 1" | 1.25" | 7.162" | __ | Cast | Iron | 00000000 | 000000 |
For 1" Max. Belt Wd. | ||||||||||||||
2.39" | 18 | 0.375" | 1.375" | Finished | Quick Disconnect Style JA | 1.063" | 1.25" | 1.25" | 2.149" | 2 | Sintered | Steel | 00000000 | 00000 |
2.63" | 20 | 0.375" | 1.375" | Finished | Quick Disconnect Style JA | 1.063" | 1.25" | 1.25" | 2.387" | 2 | Sintered | Steel | 00000000 | 00000 |
2.88" | 22 | 0.375" | 1.375" | Finished | Quick Disconnect Style JA | 1.063" | 1.25" | 1.25" | 2.626" | 2 | Sintered | Steel | 00000000 | 00000 |
3.094" | 24 | 0.375" | 1.871" | Finished | Quick Disconnect Style SH | 1.063" | 1.25" | 1.25" | 2.865" | 2 | Sintered | Steel | 00000000 | 00000 |
3.328" | 26 | 0.375" | 1.871" | Finished | Quick Disconnect Style SH | 1.063" | 1.25" | 1.25" | 3.104" | 2 | Sintered | Steel | 00000000 | 00000 |
3.563" | 28 | 0.375" | 1.871" | Finished | Quick Disconnect Style SH | 1.063" | 1.25" | 1.25" | 3.342" | 2 | Sintered | Steel | 00000000 | 00000 |
3.813" | 30 | 0.375" | 2.186" | Finished | Quick Disconnect Style SDS | 1.063" | 1.25" | 1.25" | 3.581" | 2 | Sintered | Steel | 00000000 | 00000 |
4.047" | 32 | 0.375" | 2.186" | Finished | Quick Disconnect Style SDS | 1.063" | 1.25" | 1.25" | 3.82" | 2 | Sintered | Steel | 00000000 | 00000 |
4.516" | 36 | 0.375" | 2.186" | Finished | Quick Disconnect Style SDS | 1.063" | 1.25" | 1.25" | 4.297" | 2 | Sintered | Steel | 00000000 | 000000 |
5" | 40 | 0.375" | 2.186" | Finished | Quick Disconnect Style SDS | 1.063" | 1.25" | 1.25" | 4.775" | 2 | Sintered | Steel | 0000000 | 000000 |
5.95" | 48 | 0.375" | 2.186" | Finished | Quick Disconnect Style SDS | 1.063" | 1.25" | 1.25" | 5.73" | 2 | Sintered | Steel | 00000000 | 000000 |
7.138" | 60 | 0.375" | 2.186" | Finished | Quick Disconnect Style SD | __ | 1.25" | 1.25" | 7.162" | __ | Cast | Iron | 00000000 | 000000 |
Timing Belt Idler Pulleys
Add these free-spinning pulleys to your timing belt setup to minimize vibration and keep belts from wearing out. The needle bearing at the center of these pulleys is lined with small, cylindrical rollers that reduce friction as they rotate. This bearing allows both the pulley and the shaft it’s mounted on to spin independently. Made from iron or steel, these pulleys are strong and wear-resistant. The black oxide coating protects the pulleys from corrosion in dry environments.
Trapezoidal teeth on the outside of the pulley fit into teeth inside your timing belt—select a pulley that matches your belt trade size. The maximum belt width should be the same size or larger than the width of your timing belt.
For technical drawings and 3-D models, click on a part number.



For Max. Belt Wd. | OD | Number of Teeth | Teeth Shape | For Shaft Dia. | Pitch | Dia. | Bore Type | Overall Wd. | Pitch Dia. | Fabrication | Material | Bearing Type | Hub Dia. | Each | |
For L Belt Trade Size | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1" | 2.1" | 18 | Trapezoidal | 1" | 0.375" | 2 1/8" | Plain | 1 1/8" | 2.149" | Machined | Black-Oxide Steel | Needle Roller | 1 3/4" | 0000000 | 000000 |
1" | 2.6" | 22 | Trapezoidal | 1" | 0.375" | 2 19/32" | Plain | 1 1/8" | 2.626" | Machined | Black-Oxide Steel | Needle Roller | 1 3/4" | 0000000 | 00000 |
Timing Belt Pulley Bar Stock



Machine your own timing belt pulleys to fit the exact width and shaft diameter needed. This bar stock has teeth that match common industry belt trade sizes.
For technical drawings and 3-D models, click on a part number.
Shank | |||||||||
---|---|---|---|---|---|---|---|---|---|
OD | Number of Teeth | Pitch | Lg. | Lg. | Dia. | Pitch Dia. | Material | Each | |
For L Belt Trade Size | |||||||||
1.164" | 10 | 0.375" | 8" | 3/4" | 3/4" | 1.194" | Aluminum | 0000000 | 000000 |
1.402" | 12 | 0.375" | 8" | 1" | 1" | 1.432" | Aluminum | 0000000 | 00000 |
1.641" | 14 | 0.375" | 8" | 1" | 1" | 1.671" | Aluminum | 0000000 | 00000 |
1.88" | 16 | 0.375" | 8" | 1" | 1" | 1.91" | Aluminum | 0000000 | 00000 |
2.119" | 18 | 0.375" | 8" | 1" | 1" | 2.149" | Aluminum | 0000000 | 000000 |
2.357" | 20 | 0.375" | 8" | 1" | 1" | 2.387" | Aluminum | 0000000 | 000000 |
2.835" | 24 | 0.375" | 8" | 1" | 1" | 2.865" | Aluminum | 0000000 | 000000 |