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System of Measurement
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Pitch Diameter
Width
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Overall Width
Shaft Mount Type
DFARS Specialty Metals
Export Control Classification Number (ECCN)
RoHS
XL Series Corrosion-Resistant Timing Belt Pulleys
With Hub—Two Flanges
Pulleys are anodized aluminum, which is more corrosion resistant than steel. They are XL series (extra 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.
Inch—Press-Fit Mount with Set Screw
| OD | Number of Teeth | Pitch | For Shaft Dia. | Bore Type | Inside Wd. | Outside Wd. | Overall Wd. | Pitch Dia. | Fabrication | Material | Hub Dia. | Each | |
For 1/4" Max. Belt Wd. | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
With Hub—Two Flanges | |||||||||||||
| 2.125" | 30 | 0.200" | 5/8" | Finished | 0.31" | 0.438" | 0.781" | 1.91" | Machined | Anodized Aluminum | 1.313" | 0000000 | 000000 |
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.
Press-Fit Mount—For Round Shafts
| 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 3/4" Max. Belt Wd. | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.875" | 5/8" | 22 | 0.375" | Plain | 0.813" | 1" | 1.75" | 2.626" | 2 | Sintered | Steel | 2" | 00000000 | 000000 |
| 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. | ||||||||||||||
| 2.875" | 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 |
Press-Fit Mount with Set Screw—For Keyed Shafts
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 |
| 1.88" | 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 |
| 1.999" | 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 |
| 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 |
| 2.238" | 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 |
| 1.88" | 5/8" | 16 | 0.375" | Finished | 0.84" | 1" | 1.5" | 3/16" | 3/32" | 1.91" | 2 | Machined | Steel | 1.437" | 00000000 | 00000 |
| 1.999" | 5/8" | 17 | 0.375" | Finished | 0.84" | 1" | 1.5" | 3/16" | 3/32" | 2.029" | 2 | Machined | Steel | 1.437" | 00000000 | 00000 |
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 |
| 1.88" | 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 |
| 1.999" | 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 |
H Series Timing Belt Pulleys
Pulleys are H series (heavy) 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.
Press-Fit Mount
| 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" Max. Belt Wd. | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.484" | 14 | 0.500" | 5/8" | Plain | 1.063" | 1.313" | 1.938" | 2.228" | 2 | Sintered | Steel | 1.5" | 0000000 | 000000 |
| 2.797" | 16 | 0.500" | 5/8" | Plain | 1.063" | 1.313" | 2" | 2.546" | 2 | Sintered | Steel | 2" | 0000000 | 00000 |
| 3.109" | 18 | 0.500" | 5/8" | Plain | 1.063" | 1.313" | 2" | 2.865" | 2 | Sintered | Steel | 2.25" | 0000000 | 00000 |
| 3.438" | 20 | 0.500" | 5/8" | Plain | 1.063" | 1.313" | 2.188" | 3.183" | 2 | Sintered | Steel | 2.5" | 0000000 | 00000 |
V-Belt Pulleys
Zinc, Solid Body
Zinc, Spoked Body
Pulleys for 2L and 3L belt are for fractional-horsepower V-belt drives.
For technical drawings and 3-D models, click on a part number.
Keyway | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| OD | For Shaft Dia. | Pitch Dia. | Wd. | O'all Wd. | Groove Dp. | Wd. | Dp. | Material | Body Type | Includes | Each | |
For 3L Belts  | ||||||||||||
| 2" | 5/8" | 1.9" | 1/2" | 1" | 0.375" | __ | __ | Zinc | Solid | One Set Screw | 00000000 | 00000 |
| 2.5" | 5/8" | 2.4" | 1/2" | 1" | 0.375" | __ | __ | Zinc | Solid | One Set Screw | 00000000 | 00000 |
| 3" | 5/8" | 2.9" | 1/2" | 1" | 0.375" | __ | __ | Zinc | Solid | One Set Screw | 00000000 | 00000 |
| 3.5" | 5/8" | 3.4" | 1/2" | 1" | 0.375" | __ | __ | Zinc | Solid | One Set Screw | 00000000 | 00000 |
| 4" | 5/8" | 3.9" | 1/2" | 1" | 0.375" | __ | __ | Zinc | Solid | One Set Screw | 00000000 | 00000 |
For 4L, A Belts | ||||||||||||
| 1.75" | 5/8" | 1.5" | 21/32" | 1 13/64" | 0.5" | 3/16" | 3/32" | Zinc | Solid | One Set Screw | 0000000 | 0000 |
| 2" | 5/8" | 1.75" | 41/64" | 1 1/16" | 0.5" | 3/16" | 3/32" | Zinc | Solid | One Set Screw | 0000000 | 0000 |
| 2.25" | 5/8" | 2" | 41/64" | 1 3/16" | 0.5" | 3/16" | 3/32" | Zinc | Solid | One Set Screw | 0000000 | 0000 |
| 2.5" | 5/8" | 2.25" | 41/64" | 1 3/16" | 0.5" | 3/16" | 3/32" | Zinc | Solid | One Set Screw | 0000000 | 0000 |
| 2.75" | 5/8" | 2.5" | 41/64" | 1 3/16" | 0.5" | 3/16" | 3/32" | Zinc | Solid | One Set Screw | 0000000 | 0000 |
| 3" | 5/8" | 2.75" | 41/64" | 1 3/16" | 0.5" | 3/16" | 3/32" | Zinc | Solid | One Set Screw | 0000000 | 00000 |
| 3.25" | 5/8" | 3" | 41/64" | 1 3/16" | 0.5" | 3/16" | 3/32" | Zinc | Solid | One Set Screw | 0000000 | 00000 |
| 3.5" | 5/8" | 3.25" | 41/64" | 1 3/16" | 0.5" | 3/16" | 3/32" | Zinc | Solid | One Set Screw | 0000000 | 00000 |
| 4" | 5/8" | 3.75" | 41/64" | 1 3/16" | 0.5" | 3/16" | 3/32" | Zinc | Solid | One Set Screw | 0000000 | 00000 |
| 4.5" | 5/8" | 4.25" | 41/64" | 1 3/16" | 0.5" | 3/16" | 3/32" | Zinc | Solid | One Set Screw | 0000000 | 00000 |
| 5" | 5/8" | 4.75" | 41/64" | 1 3/16" | 0.5" | 3/16" | 3/32" | Zinc | Solid | One Set Screw | 0000000 | 00000 |
| 6" | 5/8" | 5.75" | 45/64" | 1 11/32" | 0.5" | 3/16" | 3/32" | Zinc | Spoked | One Set Screw | 0000000 | 00000 |
| 7" | 5/8" | 6.75" | 45/64" | 1 11/32" | 0.5" | 3/16" | 3/32" | Zinc | Spoked | One Set Screw | 0000000 | 00000 |
| 8" | 5/8" | 7.75" | 45/64" | 1 11/32" | 0.5" | 3/16" | 3/32" | Zinc | Spoked | One Set Screw | 0000000 | 00000 |
| 9" | 5/8" | 8.75" | 45/64" | 1 11/32" | 0.5" | 3/16" | 3/32" | Zinc | Spoked | One Set Screw | 00000000 | 00000 |
| 10" | 5/8" | 9.75" | 45/64" | 1 11/32" | 0.5" | 3/16" | 3/32" | Zinc | Spoked | One Set Screw | 00000000 | 00000 |
For 5L, B Belts | ||||||||||||
| 2" | 5/8" | 1.5" | 13/16" | 1 9/32" | 0.563" | 3/16" | 3/32" | Zinc | Solid | One Set Screw | 00000000 | 00000 |
| 2.5" | 5/8" | 2" | 13/16" | 1 9/32" | 0.563" | 3/16" | 3/32" | Zinc | Solid | One Set Screw | 00000000 | 00000 |
Heavy Duty V-Belt Pulleys
Solid Body
Spoked Body
For technical drawings and 3-D models, click on a part number.
For 4L, A, AX and 5L, B, BX Belts
Keyway | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| For Shaft Dia. | Pitch Dia. (For Belt Trade Size) | Wd. | O'all Wd. | Groove Dp. | Wd. | Dp. | Material | Body Type | Includes | Each | |
2.5" OD | |||||||||||
| 5/8" | 1.7" (4L, A, AX), 2.1" (5L, B, BX) | 7/8" | 1 9/16" | 5/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 000000 |
2.55" OD | |||||||||||
| 5/8" | 1.8" (4L, A, AX), 2.2" (5L, B, BX) | 13/16" | 1 1/4" | 5/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
2.85" OD | |||||||||||
| 5/8" | 2.1" (4L, A, AX), 2.5" (5L, B, BX) | 13/16" | 1 1/4" | 5/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
2.95" OD | |||||||||||
| 5/8" | 2.2" (4L, A, AX), 2.6" (5L, B, BX) | 13/16" | 1 1/4" | 5/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
3.15" OD | |||||||||||
| 5/8" | 2.4" (4L, A, AX), 2.8" (5L, B, BX) | 13/16" | 1 1/4" | 5/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
3.35" OD | |||||||||||
| 5/8" | 2.6" (4L, A, AX), 3" (5L, B, BX) | 13/16" | 1 1/4" | 5/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
3.55" OD | |||||||||||
| 5/8" | 2.8" (4L, A, AX), 3.2" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
3.75" OD | |||||||||||
| 5/8" | 3" (4L, A, AX), 3.4" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
3.95" OD | |||||||||||
| 5/8" | 3.2" (4L, A, AX), 3.6" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
4.15" OD | |||||||||||
| 5/8" | 3.4" (4L, A, AX), 3.8" (5L, B, BX) | 7/8" | 1 1/2" | 5/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
4.25" OD | |||||||||||
| 5/8" | 3.5" (4L, A, AX), 3.9" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
4.45" OD | |||||||||||
| 5/8" | 3.7" (4L, A, AX), 4.1" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
4.75" OD | |||||||||||
| 5/8" | 4" (4L, A, AX), 4.4" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | 3/16" | 3/32" | Cast Iron | Spoked | One Set Screw | 00000000 | 00000 |
4.95" OD | |||||||||||
| 5/8" | 4.2" (4L, A, AX), 4.6" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | 3/16" | 3/32" | Cast Iron | Spoked | One Set Screw | 00000000 | 00000 |
5.15" OD | |||||||||||
| 5/8" | 4.4" (4L, A, AX), 4.8" (5L, B, BX) | 7/8" | 1 5/8" | 5/8" | 3/16" | 3/32" | Cast Iron | Spoked | One Set Screw | 00000000 | 00000 |
5.25" OD | |||||||||||
| 5/8" | 4.5" (4L, A, AX), 4.9" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | 3/16" | 3/32" | Cast Iron | Spoked | One Set Screw | 00000000 | 00000 |
5.45" OD | |||||||||||
| 5/8" | 4.7" (4L, A, AX), 5.1" (5L, B, BX) | 7/8" | 1 1/4" | 5/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
5.75" OD | |||||||||||
| 5/8" | 5" (4L, A, AX), 5.4" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | 3/16" | 3/32" | Cast Iron | Spoked | One Set Screw | 00000000 | 00000 |
5.95" OD | |||||||||||
| 5/8" | 5.2" (4L, A, AX), 5.6" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | 3/16" | 3/32" | Cast Iron | Spoked | One Set Screw | 00000000 | 00000 |
6.25" OD | |||||||||||
| 5/8" | 5.5" (4L, A, AX), 5.9" (5L, B, BX) | 7/8" | 1 9/32" | 5/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
6.45" OD | |||||||||||
| 5/8" | 5.7" (4L, A, AX), 6.1" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | 3/16" | 3/32" | Cast Iron | Spoked | One Set Screw | 00000000 | 00000 |
6.75" OD | |||||||||||
| 5/8" | 6" (4L, A, AX), 6.4" (5L, B, BX) | 7/8" | 1 17/32" | 5/8" | 3/16" | 3/32" | Cast Iron | Spoked | One Set Screw | 00000000 | 00000 |
7.75" OD | |||||||||||
| 5/8" | 7" (4L, A, AX), 7.4" (5L, B, BX) | 7/8" | 1 17/32" | 5/8" | 3/16" | 3/32" | Cast Iron | Spoked | One Set Screw | 00000000 | 00000 |
For 5L, B, BX Belts
Adjustable-Pitch V-Belt Pulleys
1 Groove
2 Grooves
Increase efficiency, vary speed, and extend the life of your drive by changing the pitch on these pulleys. Turn the sides of the pulley on the threaded hub to increase or decrease the pitch.
For technical drawings and 3-D models, click on a part number.
For 3L, 4L, A, AX and 5L, B, BX Belts
1 Groove
2 Grooves
Keyway | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| No. of Grooves | For Shaft Dia. | Pitch Dia. (For Belt Trade Size) | Wd. | O'all Wd. | Wd. | Dp. | Material | Body Type | Includes | Each | |
3.15" OD | |||||||||||
| 1 | 5/8" | 1.7"-2.5" (3L), 1.9"-2.9" (4L, A, AX), 2.4"-3.2" (5L, B, BX) | 21/32"-31/32" | 1 7/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 000000 |
3.35" OD | |||||||||||
| 2 | 5/8" | 1.9"-2.7" (3L), 2"-3" (4L, A, AX), 2.5"-3.3" (5L, B, BX) | 1 3/8"-2" | 3" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 0000000 | 000000 |
3.75" OD | |||||||||||
| 1 | 5/8" | 2.3"-3.1" (3L), 2.4"-3.4" (4L, A, AX), 2.7"-3.7" (5L, B, BX) | 21/32"-1 1/32" | 1 7/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
3.95" OD | |||||||||||
| 2 | 5/8" | 2.5"-3.3" (3L), 2.6"-3.6" (4L, A, AX), 2.9"-3.9" (5L, B, BX) | 1 3/8"-2 1/8" | 3" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 0000000 | 000000 |
4.15" OD | |||||||||||
| 1 | 5/8" | 2.7"-3.5" (3L), 2.8"-3.8" (4L, A, AX), 3.1"-4.1" (5L, B, BX) | 21/32"-1 1/32" | 1 7/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
4.75" OD | |||||||||||
| 1 | 5/8" | 3.3"-4.1" (3L), 3.4"-4.4" (4L, A, AX), 3.7"-4.7" (5L, B, BX) | 11/16"-1 1/16" | 1 15/16" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
| 2 | 5/8" | 3.3"-4.1" (3L), 3.4"-4.4" (4L, A, AX), 3.7"-4.7" (5L, B, BX) | 1 3/8"-2 1/8" | 3" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 0000000 | 000000 |
Adjustable-Speed V-Belt Pulleys
3 Grooves
4 Grooves
Also known as step-cone pulleys, these have multiple groove sizes so you can quickly change rotation speed by moving your belt to a different groove. Use with fractional-horsepower motors for drives with frequent speed changes.
For technical drawings and 3-D models, click on a part number.
Keyway | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| No. of Grooves | OD (Pitch Dia.) | For Shaft Dia. | Wd. | Groove Dp. | Wd. | Dp. | Material | Body Type | Includes | Each | |
For 4L, A Belts | |||||||||||
| 3 | 2" (1 3/4"), 3" (2 3/4"), 4" (3 3/4") | 5/8" | 1 7/8" | 0.5" | 3/16" | 3/32" | Zinc | Solid | One Set Screw | 0000000 | 000000 |
| 4 | 2" (1 3/4"), 2 1/2" (2 1/4"), 3 1/2" (3 1/4"), 4" (3 3/4") | 5/8" | 2 1/2" | 0.5" | 3/16" | 3/32" | Zinc | Solid | One Set Screw | 0000000 | 00000 |
Constant-Tension V-Belt Pulleys
A built-in spring maintains tension on your belt.
For technical drawings and 3-D models, click on a part number.
Keyway | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| OD | For Shaft Dia. | Pitch Dia. | Wd. | O'all Wd. | Wd. | Dp. | Material | Body Type | Includes | Each | |
For 4L, 5L, A, AX, B, BX Belts | |||||||||||
| 3.25" | 5/8" | 1.91"-3.15" | 11/16" | 2 3/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 0000000 | 000000 |
| 4" | 5/8" | 1.95"-3.9" | 11/16" | 2 7/16" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 0000000 | 000000 |
| 5" | 5/8" | 2.37"-4.84" | 15/16" | 3 5/8" | 3/16" | 3/32" | Cast Iron | Solid | One Set Screw | 0000000 | 000000 |
Flat-Belt Pulleys
Also known as paper-plant pulleys, these are made of a paper-fiber composite that minimizes belt slippage and wear.
For technical drawings and 3-D models, click on a part number.