Heavy Duty V-Belt Pulleys
For technical drawings and 3-D models, click on a part number.
For Shaft Dia. | Pitch Dia. (For Belt Trade Size) | Wd. | O'all Wd. | Groove Dp. | Material | Body Type | Includes | Each | |
2.5" OD | |||||||||
---|---|---|---|---|---|---|---|---|---|
1/2" | 1.7" (4L, A, AX), 2.1" (5L, B, BX) | 7/8" | 1 1/2" | 5/8" | Cast Iron | Solid | One Set Screw | 00000000 | 000000 |
2.55" OD | |||||||||
1/2" | 1.8" (4L, A, AX), 2.2" (5L, B, BX) | 13/16" | 1 1/4" | 5/8" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
2.95" OD | |||||||||
1/2" | 2.2" (4L, A, AX), 2.6" (5L, B, BX) | 13/16" | 1 1/4" | 5/8" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
3.15" OD | |||||||||
1/2" | 2.4" (4L, A, AX), 2.8" (5L, B, BX) | 13/16" | 1 1/4" | 5/8" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
3.35" OD | |||||||||
1/2" | 2.6" (4L, A, AX), 3" (5L, B, BX) | 13/16" | 1 1/4" | 5/8" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
3.55" OD | |||||||||
1/2" | 2.8" (4L, A, AX), 3.2" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
3.75" OD | |||||||||
1/2" | 3" (4L, A, AX), 3.4" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
3.95" OD | |||||||||
1/2" | 3.2" (4L, A, AX), 3.6" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
4.15" OD | |||||||||
1/2" | 3.4" (4L, A, AX), 3.8" (5L, B, BX) | 7/8" | 1 1/2" | 5/8" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
4.25" OD | |||||||||
1/2" | 3.5" (4L, A, AX), 3.9" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
4.45" OD | |||||||||
1/2" | 3.7" (4L, A, AX), 4.1" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
4.75" OD | |||||||||
1/2" | 4" (4L, A, AX), 4.4" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | Cast Iron | Spoked | One Set Screw | 00000000 | 00000 |
4.95" OD | |||||||||
1/2" | 4.2" (4L, A, AX), 4.6" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | Cast Iron | Spoked | One Set Screw | 00000000 | 00000 |
5.15" OD | |||||||||
1/2" | 4.4" (4L, A, AX), 4.8" (5L, B, BX) | 7/8" | 1 5/8" | 5/8" | Cast Iron | Spoked | One Set Screw | 00000000 | 00000 |
5.25" OD | |||||||||
1/2" | 4.5" (4L, A, AX), 4.9" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | Cast Iron | Spoked | One Set Screw | 00000000 | 00000 |
5.75" OD | |||||||||
1/2" | 5" (4L, A, AX), 5.4" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | Cast Iron | Spoked | One Set Screw | 00000000 | 00000 |
5.95" OD | |||||||||
1/2" | 5.2" (4L, A, AX), 5.6" (5L, B, BX) | 7/8" | 1 5/16" | 5/8" | Cast Iron | Spoked | One Set Screw | 00000000 | 00000 |
V-Belt Pulleys
Pulleys for 2L and 3L belt are for fractional-horsepower V-belt drives.
UHMW pulleys can be machined to your exact specifications.
For technical drawings and 3-D models, click on a part number.
OD | For Shaft Dia. | For Max. Shaft Dia. | Pitch Dia. | Wd. | O'all Wd. | Groove Dp. | Material | Body Type | Includes | Each | |
For 2L Belts | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
1" | 5/16" | __ | 0.9" | 21/64" | 11/16" | 0.25" | Nylon Plastic | Solid | One Set Screw | 0000000 | 000000 |
1.5" | 5/16" | __ | 1.4" | 27/64" | 7/8" | 0.25" | Nylon Plastic | Solid | One Set Screw | 0000000 | 00000 |
2" | 1/4" | __ | 1.9" | 27/64" | 7/8" | 0.25" | Nylon Plastic | Solid | One Set Screw | 0000000 | 00000 |
3" | 5/16" | __ | 2.9" | 27/64" | 7/8" | 0.25" | Nylon Plastic | Solid | One Set Screw | 0000000 | 00000 |
5" | 1/2" | __ | 4.9" | 27/64" | 7/8" | 0.25" | Nylon Plastic | Solid | One Set Screw | 0000000 | 00000 |
6" | 1/4" | __ | 5.9" | 27/64" | 7/8" | 0.25" | Nylon Plastic | Solid | One Set Screw | 0000000 | 00000 |
For 3L Belts | |||||||||||
1" | 5/16" | __ | 0.9" | 1/2" | 7/8" | 0.25" | Zinc | Solid | One Set Screw | 00000000 | 0000 |
1" | 3/8" | __ | 0.9" | 1/2" | 7/8" | 0.25" | Zinc | Solid | One Set Screw | 00000000 | 0000 |
2" | 1/4" | __ | 1.9" | 1/2" | 1" | 0.375" | Zinc | Solid | One Set Screw | 00000000 | 0000 |
2" | 5/16" | __ | 1.9" | 1/2" | 1" | 0.375" | Zinc | Solid | One Set Screw | 00000000 | 0000 |
2" | 3/8" | __ | 1.9" | 1/2" | 1" | 0.375" | Zinc | Solid | One Set Screw | 00000000 | 0000 |
2" | 1/2" | __ | 1.9" | 1/2" | 1" | 0.375" | Zinc | Solid | One Set Screw | 00000000 | 0000 |
2" | 5/8" | __ | 1.9" | 1/2" | 1" | 0.375" | Zinc | Solid | One Set Screw | 00000000 | 0000 |
2.5" | 3/8" | __ | 2.4" | 1/2" | 1" | 0.375" | Zinc | Solid | One Set Screw | 00000000 | 00000 |
2.5" | 1/2" | __ | 2.4" | 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" | 3/8" | __ | 2.9" | 1/2" | 1" | 0.375" | Zinc | Solid | One Set Screw | 00000000 | 00000 |
3" | 1/2" | __ | 2.9" | 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" | 3/8" | __ | 3.4" | 1/2" | 1" | 0.375" | Zinc | Solid | One Set Screw | 00000000 | 00000 |
3.5" | 1/2" | __ | 3.4" | 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" | 3/8" | __ | 3.9" | 1/2" | 1" | 0.375" | Zinc | Solid | One Set Screw | 00000000 | 00000 |
4" | 1/2" | __ | 3.9" | 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 | |||||||||||
1.5" | 3/8" | __ | 1.25" | 21/32" | 1 5/32" | 0.5" | Zinc | Solid | One Set Screw | 00000000 | 0000 |
1.5" | 1/2" | __ | 1.25" | 21/32" | 1 5/32" | 0.5" | Zinc | Solid | One Set Screw | 0000000 | 0000 |
1.75" | 3/8" | __ | 1.5" | 21/32" | 1 13/64" | 0.5" | Zinc | Solid | One Set Screw | 00000000 | 0000 |
1.75" | 1/2" | __ | 1.5" | 21/32" | 1 13/64" | 0.5" | Zinc | Solid | One Set Screw | 0000000 | 0000 |
2" | 3/8" | __ | 1.75" | 41/64" | 1 1/16" | 0.5" | Zinc | Solid | One Set Screw | 00000000 | 0000 |
2" | 1/2" | __ | 1.75" | 41/64" | 1 1/16" | 0.5" | Zinc | Solid | One Set Screw | 0000000 | 0000 |
2.25" | 3/8" | __ | 2" | 41/64" | 1 3/16" | 0.5" | Zinc | Solid | One Set Screw | 00000000 | 0000 |
2.25" | 1/2" | __ | 2" | 41/64" | 1 3/16" | 0.5" | Zinc | Solid | One Set Screw | 0000000 | 0000 |
2.5" | 3/8" | __ | 2.25" | 41/64" | 1 3/16" | 0.5" | Zinc | Solid | One Set Screw | 00000000 | 0000 |
2.5" | 1/2" | __ | 2.25" | 41/64" | 1 3/16" | 0.5" | Zinc | Solid | One Set Screw | 0000000 | 0000 |
2.75" | 3/8" | __ | 2.5" | 41/64" | 1 3/16" | 0.5" | Zinc | Solid | One Set Screw | 00000000 | 0000 |
2.75" | 1/2" | __ | 2.5" | 41/64" | 1 3/16" | 0.5" | Zinc | Solid | One Set Screw | 0000000 | 0000 |
3" | 1/2" | __ | 2.75" | 41/64" | 1 3/16" | 0.5" | Zinc | Solid | One Set Screw | 0000000 | 00000 |
3.25" | 1/2" | __ | 3" | 41/64" | 1 3/16" | 0.5" | Zinc | Solid | One Set Screw | 0000000 | 00000 |
3.5" | 1/2" | __ | 3.25" | 41/64" | 1 3/16" | 0.5" | Zinc | Solid | One Set Screw | 0000000 | 00000 |
4" | 1/2" | __ | 3.75" | 41/64" | 1 3/16" | 0.5" | Zinc | Solid | One Set Screw | 0000000 | 00000 |
4.5" | 1/2" | __ | 4.25" | 41/64" | 1 3/16" | 0.5" | Zinc | Solid | One Set Screw | 0000000 | 00000 |
5" | 1/2" | __ | 4.75" | 41/64" | 1 3/16" | 0.5" | Zinc | Solid | One Set Screw | 0000000 | 00000 |
6" | 1/2" | __ | 5.75" | 45/64" | 1 11/32" | 0.5" | Zinc | Spoked | One Set Screw | 0000000 | 00000 |
7" | 1/2" | __ | 6.75" | 45/64" | 1 11/32" | 0.5" | Zinc | Spoked | One Set Screw | 0000000 | 00000 |
8" | 1/2" | __ | 7.75" | 45/64" | 1 11/32" | 0.5" | Zinc | Spoked | One Set Screw | 0000000 | 00000 |
9" | 1/2" | __ | 8.75" | 45/64" | 1 11/32" | 0.5" | Zinc | Spoked | One Set Screw | 00000000 | 00000 |
10" | 1/2" | __ | 9.75" | 45/64" | 1 11/32" | 0.5" | Zinc | Spoked | One Set Screw | 00000000 | 00000 |
For 4L, A, AX Belts | |||||||||||
1.75" | 1/4" | 1/4" | 1.5" | 3/4" | __ | 0.49" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
2.05" | 1/4" | 1/2" | 1.8" | 3/4" | __ | 0.49" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
2.25" | 1/4" | 1/2" | 2" | 3/4" | __ | 0.49" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
2.55" | 1/4" | 1/2" | 2.3" | 3/4" | __ | 0.49" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
3.05" | 1/4" | 3/4" | 2.8" | 3/4" | __ | 0.49" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
4.05" | 1/2" | 1 1/2" | 3.8" | 3/4" | __ | 0.49" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
4.45" | 1/2" | 1 1/2" | 4.2" | 3/4" | __ | 0.49" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
5.05" | 1/2" | 2" | 4.8" | 3/4" | __ | 0.49" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
5.45" | 1/2" | 2" | 5.2" | 3/4" | __ | 0.49" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
6.05" | 1/2" | 2 1/2" | 5.8" | 3/4" | __ | 0.49" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
7.25" | 1/2" | 2 3/4" | 7" | 3/4" | __ | 0.49" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
8.45" | 1/2" | 3" | 8.2" | 3/4" | __ | 0.49" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
For 5L, B Belts | |||||||||||
2" | 1/2" | __ | 1.5" | 13/16" | 1 9/32" | 0.563" | Zinc | Solid | One Set Screw | 00000000 | 00000 |
2.5" | 1/2" | __ | 2" | 13/16" | 1 9/32" | 0.563" | Zinc | Solid | One Set Screw | 00000000 | 00000 |
For 5L, B, BX Belts | |||||||||||
3.75" | 1/2" | 3/4" | 3.4" | 1" | __ | 0.58" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
4.15" | 1/2" | 1 1/2" | 3.8" | 1" | __ | 0.58" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
4.75" | 1/2" | 1 1/2" | 4.4" | 1" | __ | 0.58" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
5.15" | 1/2" | 2" | 4.8" | 1" | __ | 0.58" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
6.15" | 1/2" | 2 1/2" | 5.8" | 1" | __ | 0.58" | UHMW Plastic | Solid | __ | 0000000 | 00000 |
Adjustable-Speed V-Belt Pulleys
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.
No. of Grooves | OD (Pitch Dia.) | For Shaft Dia. | Wd. | Groove Dp. | Material | Body Type | Includes | Each | |
For 4L, A Belts | |||||||||
---|---|---|---|---|---|---|---|---|---|
3 | 2" (1 3/4"), 3" (2 3/4"), 4" (3 3/4") | 1/2" | 1 7/8" | 0.5" | Zinc | Solid | One Set Screw | 0000000 | 000000 |
3 | 3" (2 3/4"), 3 1/2" (3 1/4"), 4" (3 3/4") | 1/2" | 1 3/4" | 0.5" | Zinc | Solid | One Set Screw | 0000000 | 00000 |
4 | 2" (1 3/4"), 2 1/2" (2 1/4"), 3 1/2" (3 1/4"), 4" (3 3/4") | 1/2" | 2 1/2" | 0.5" | Zinc | Solid | One Set Screw | 0000000 | 00000 |
Adjustable-Pitch V-Belt Pulleys
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 Shaft Dia. | Pitch Dia. (For Belt Trade Size) | Wd. | O'all Wd. | Material | Body Type | Includes | Each | |
3.15" OD | ||||||||
---|---|---|---|---|---|---|---|---|
1/2" | 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" | Cast Iron | Solid | One Set Screw | 00000000 | 000000 |
3.75" OD | ||||||||
1/2" | 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" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
4.15" OD | ||||||||
1/2" | 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" | Cast Iron | Solid | One Set Screw | 00000000 | 00000 |
4.75" OD | ||||||||
1/2" | 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" | Cast Iron | Solid | One Set Screw | 00000000 | 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.
V-Belt Idler Pulleys
These pulleys spin freely on built-in ball bearings to maintain tension for reduced wear and vibration. Commonly used with belt tensioners (sold separately), they are lightweight and corrosion and abrasion resistant. Bearings are double sealed to keep dirt out.
For technical drawings and 3-D models, click on a part number.
OD | For Shaft Dia. | Pitch Dia. | Wd. | Groove Dp. | Material | Body Type | Each | |
For 4L, A, AX Belts | ||||||||
---|---|---|---|---|---|---|---|---|
3" | 3/8" | 2" | 45/64" | 0.5" | Nylon Plastic | Solid | 0000000 | 000000 |
3" | 1/2" | 2" | 45/64" | 0.5" | Nylon Plastic | Solid | 0000000 | 00000 |
4" | 3/8" | 2.99" | 45/64" | 0.5" | Nylon Plastic | Solid | 0000000 | 00000 |
4" | 1/2" | 2.99" | 45/64" | 0.5" | Nylon Plastic | Solid | 0000000 | 00000 |
6" | 1/2" | 5.12" | 23/32" | 0.46" | Nylon Plastic | Solid | 0000000 | 00000 |
7.5" | 1/2" | 6.6" | 23/32" | 0.45" | Nylon Plastic | Solid | 0000000 | 00000 |
For 5L, B, BX Belts | ||||||||
3.1" | 3/8" | 1.84" | 25/32" | 0.63" | Nylon Plastic | Solid | 0000000 | 00000 |
3.1" | 1/2" | 1.84" | 25/32" | 0.63" | Nylon Plastic | Solid | 0000000 | 00000 |
4" | 3/8" | 2.84" | 55/64" | 0.58" | Nylon Plastic | Solid | 0000000 | 00000 |
4" | 1/2" | 2.84" | 55/64" | 0.58" | Nylon Plastic | Solid | 0000000 | 00000 |
5" | 3/8" | 3.84" | 51/64" | 0.6" | Nylon Plastic | Solid | 0000000 | 00000 |
5" | 1/2" | 3.84" | 51/64" | 0.6" | Nylon Plastic | Solid | 0000000 | 00000 |
High-Strength HTD Timing Belt Idler Pulleys
Keep high torque drive (HTD) timing belt systems running tightly with these idler pulleys. Made with built-in, free-spinning ball bearings, they're installed on shafts or belt tensioners (not included) to remove slack from timing belts. By maintaining tension on the belt, these pulleys reduce wear and vibration in 3D printing, machine tool drives, robotics, and other linear motion applications that require precise positioning.
When replacing an idler pulley, be sure the pulley matches your belt's trade size.
Toothed pulleys are shaped to mesh with the teeth on a timing belt, which reduces wear on the belt's teeth.
Smooth pulleys have no teeth; they're used with the smooth side of the belt.
Iron pulleys are strong and wear resistant, with a black oxide coating that protects them from corrosion in dry environments.
Manufacturer Series | OD | Number of Teeth | For Shaft Dia. | Dia. | Wd. | Groove Dp. | Shaft Mount Type | Bore Type | Number of Flanges | Fabrication | Material | Bearing Type | Each | |
For 6 mm Max. Belt Wd. | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Gates PowerGrip 2GT | 15mm | 20 | 3mm | 12.22mm | 10mm | 1.39 mm | Slip Fit | Finished | 2 | Machined | Aluminum | Ball | 00000000 | 00000 |
Gates PowerGrip 2GT | 15mm | 20 | 5mm | 12.22mm | 10mm | 1.39 mm | Slip Fit | Finished | 2 | Machined | Aluminum | Ball | 0000000 | 0000 |
For 9 mm Max. Belt Wd. | ||||||||||||||
Gates PowerGrip 2GT | 15mm | 20 | 3mm | 12.22mm | 14mm | 1.39 mm | Slip Fit | Finished | 2 | Machined | Aluminum | Ball | 00000000 | 0000 |
Gates PowerGrip 2GT | 15mm | 20 | 5mm | 12.22mm | 14mm | 1.39 mm | Slip Fit | Finished | 2 | Machined | Aluminum | Ball | 0000000 | 0000 |
For 12 mm Max. Belt Wd. | ||||||||||||||
Gates PowerGrip 2GT | 15mm | 20 | 3mm | 12.22mm | 16mm | 1.39 mm | Slip Fit | Finished | 2 | Machined | Aluminum | Ball | 00000000 | 0000 |
Gates PowerGrip 2GT | 15mm | 20 | 5mm | 12.22mm | 16mm | 1.39 mm | Slip Fit | Finished | 2 | Machined | Aluminum | Ball | 0000000 | 0000 |
For 30 mm Max. Belt Wd. | ||||||||||||||
__ | 1.85" | 19 | 1" | 1.85" | 1 5/16" | __ | Press Fit | Plain | __ | Machined | Black-Oxide Iron | Needle Roller | 0000000 | 00000 |
Manufacturer Series | OD, mm | For Shaft Dia., mm | Dia., mm | Wd., mm | Groove Dp., mm | Shaft Mount Type | Bore Type | Number of Flanges | Fabrication | Material | Bearing Type | Each | |
For 6 mm Max. Belt Wd. | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Gates PowerGrip 2GT | 15 | 3 | 12 | 10 | 1.5 | Slip Fit | Finished | 2 | Machined | Aluminum | Ball | 00000000 | 00000 |
Gates PowerGrip 2GT | 15 | 5 | 12 | 10 | 1.5 | Slip Fit | Finished | 2 | Machined | Aluminum | Ball | 0000000 | 0000 |
For 9 mm Max. Belt Wd. | |||||||||||||
Gates PowerGrip 2GT | 15 | 3 | 12 | 14 | 1.5 | Slip Fit | Finished | 2 | Machined | Aluminum | Ball | 00000000 | 0000 |
Gates PowerGrip 2GT | 15 | 5 | 12 | 14 | 1.5 | Slip Fit | Finished | 2 | Machined | Aluminum | Ball | 0000000 | 0000 |
For 12 mm Max. Belt Wd. | |||||||||||||
Gates PowerGrip 2GT | 15 | 3 | 12 | 16 | 1.5 | Slip Fit | Finished | 2 | Machined | Aluminum | Ball | 00000000 | 0000 |
Gates PowerGrip 2GT | 15 | 5 | 12 | 16 | 1.5 | Slip Fit | Finished | 2 | Machined | Aluminum | Ball | 0000000 | 0000 |
Round-Belt Pulleys
Mount these pulleys directly onto a shaft to transmit rotary motion and torque. Commonly used in harsh environments and wet conditions, they are corrosion and abrasion resistant. The bore can be machined to your exact specifications.
For technical drawings and 3-D models, click on a part number.
For Belt Dia. | OD | For Shaft Dia. | Dia. | Wd. | Groove Dp. | For Max. Shaft Dia. | Material | Each | |
1/8" | 1.5" | 1/4" | 1.375" | 3/8" | 0.062" | 1/2" | UHMW Plastic | 0000000 | 000000 |
1/4" | 1.5" | 1/4" | 1.22" | 1/2" | 0.14" | 1/2" | UHMW Plastic | 0000000 | 00000 |
1/4" | 2" | 1/4" | 1.72" | 1/2" | 0.14" | 1/2" | UHMW Plastic | 0000000 | 00000 |
1/4" | 2.5" | 1/4" | 2.22" | 1/2" | 0.14" | 3/4" | UHMW Plastic | 0000000 | 00000 |
1/4" | 3" | 1/2" | 2.72" | 1/2" | 0.14" | 3/4" | UHMW Plastic | 0000000 | 00000 |
1/4" | 4" | 1/2" | 3.72" | 1/2" | 0.14" | 1" | UHMW Plastic | 0000000 | 00000 |
3/8" | 2" | 1/4" | 1.59" | 5/8" | 0.205" | 1/2" | UHMW Plastic | 0000000 | 00000 |
3/8" | 3" | 1/4" | 2.59" | 5/8" | 0.205" | 3/4" | UHMW Plastic | 0000000 | 00000 |
3/8" | 6" | 1/2" | 5.59" | 5/8" | 0.205" | 2" | UHMW Plastic | 0000000 | 00000 |
1/2" | 3" | 1/4" | 2.47" | 3/4" | 0.265" | 3/4" | UHMW Plastic | 0000000 | 00000 |
1/2" | 4" | 1/2" | 3.47" | 3/4" | 0.265" | 1" | UHMW Plastic | 0000000 | 00000 |
1/2" | 5" | 1/2" | 4.47" | 3/4" | 0.265" | 1 1/2" | UHMW Plastic | 0000000 | 00000 |
1/2" | 6" | 1/2" | 5.47" | 3/4" | 0.265" | 2" | UHMW Plastic | 0000000 | 00000 |
1/2" | 10" | 1/2" | 9.47" | 3/4" | 0.265" | 3" | UHMW Plastic | 0000000 | 00000 |
3/4" | 5" | 1/2" | 4.19" | 1 1/4" | 0.405" | 1 1/2" | UHMW Plastic | 0000000 | 00000 |
Round-Belt Idler Pulleys
These pulleys spin freely on built-in bearings to maintain tension for reduced wear and vibration. They are often used with belt tensioners (sold separately). Ball bearings are double sealed to keep dirt out.
Brass pulleys are nonsparking and fit in extremely small spaces. Nylon pulleys are lightweight and corrosion and abrasion resistant.
For technical drawings and 3-D models, click on a part number.
For Belt Dia. | OD | For Shaft Dia. | Dia. | Wd. | Groove Dp. | Material | Bearing Material | Each | |
3/32" | 0.8" | 1/8" | 0.654" | 9/64" | 0.048" | Brass | Stainless Steel | 000000 | 000000 |
3/32" | 1" | 1/8" | 0.904" | 5/32" | 0.048" | Brass | Stainless Steel | 000000 | 00000 |
3/32" | 1.5" | 1/8" | 1.404" | 5/32" | 0.048" | Brass | Stainless Steel | 000000 | 00000 |
1/8" | 1" | 1/4" | 0.872" | 3/16" | 0.064" | Brass | Stainless Steel | 000000 | 00000 |
1/8" | 1.5" | 1/4" | 1.372" | 3/16" | 0.064" | Brass | Stainless Steel | 000000 | 00000 |
1/8" | 1.5" | 1/4" | 1.372" | 13/64" | 0.064" | Brass | Stainless Steel | 000000 | 00000 |
1/8" | 2" | 1/4" | 1.872" | 13/64" | 0.064" | Brass | Stainless Steel | 000000 | 00000 |
3/16" | 2" | 3/8" | 1.81" | 9/32" | 0.095" | Brass | Stainless Steel | 000000 | 00000 |
3/16" | 2.5" | 3/8" | 2.31" | 9/32" | 0.095" | Brass | Stainless Steel | 0000000 | 00000 |
1/4" | 4.5" | 3/8" | 3.74" | 55/64" | 0.36" | Nylon Plastic | Steel | 00000000 | 00000 |
1/4" | 4.5" | 1/2" | 3.74" | 55/64" | 0.36" | Nylon Plastic | Steel | 00000000 | 00000 |
1/4" | 6" | 3/8" | 5.2" | 51/64" | 0.4" | Nylon Plastic | Steel | 00000000 | 00000 |
1/4" | 6" | 1/2" | 5.2" | 51/64" | 0.4" | Nylon Plastic | Steel | 00000000 | 00000 |
3/8" | 3.1" | 3/8" | 2.45" | 39/64" | 0.3" | Nylon Plastic | Steel | 00000000 | 00000 |
3/8" | 3.1" | 1/2" | 2.45" | 39/64" | 0.3" | Nylon Plastic | Steel | 00000000 | 00000 |
3/8" | 3.5" | 3/8" | 2.75" | 49/64" | 3/8" | Nylon Plastic | Steel | 00000000 | 00000 |
3/8" | 3.5" | 1/2" | 2.75" | 49/64" | 3/8" | Nylon Plastic | Steel | 00000000 | 00000 |
3/8" | 5.5" | 3/8" | 4.62" | 9/16" | 0.44" | Nylon Plastic | Steel | 00000000 | 00000 |
3/8" | 5.5" | 1/2" | 4.62" | 9/16" | 0.44" | Nylon Plastic | Steel | 00000000 | 00000 |
11/16" | 4.8" | 3/8" | 4" | 1 1/16" | 0.41" | Nylon Plastic | Steel | 00000000 | 00000 |
11/16" | 4.8" | 1/2" | 4" | 1 1/16" | 0.41" | Nylon Plastic | Steel | 00000000 | 00000 |
Flat-Belt Idler Pulleys
These pulleys spin freely on built-in bearings to maintain tension for reduced wear and vibration. They’re often used with belt tensioners (sold separately).
Nylon pulleys are lightweight and corrosion resistant. Steel and cast iron pulleys are more durable than nylon pulleys.
Pulleys with ball bearings ensure proper positioning inside a tube or housing. They’re sealed to block out dust and contaminants better than pulleys with needle roller bearings.
Pulleys with needle roller bearings minimize internal friction.
For technical drawings and 3-D models, click on a part number.
For Belt Wd. | OD | For Shaft Dia. | Dia. | Wd. | Groove Dp. | Material | Each | |
With Ball Bearings | ||||||||
---|---|---|---|---|---|---|---|---|
5/8" | 3 1/2" | 3/8" | 3" | 1 3/32" | 0.25" | Nylon Plastic | 0000000 | 000000 |
5/8" | 3 1/2" | 1/2" | 3" | 1 3/32" | 0.25" | Nylon Plastic | 0000000 | 00000 |
11/16" | 2 1/2" | 0.635" | 2 1/4" | 7/8" | 0.125" | Cast Iron | 0000000 | 00000 |
13/16" | 2.8" | 3/8" | 2 33/64" | 1 7/32" | 0.11" | Nylon Plastic | 0000000 | 00000 |
13/16" | 2.8" | 1/2" | 2 33/64" | 1 7/32" | 0.11" | Nylon Plastic | 0000000 | 00000 |
13/16" | 3 1/2" | 3/8" | 3" | 1 7/32" | 0.25" | Nylon Plastic | 0000000 | 00000 |
13/16" | 3 1/2" | 1/2" | 3" | 1 7/32" | 0.25" | Nylon Plastic | 0000000 | 00000 |
7/8" | 2.4" | 3/8" | 2" | 1 5/32" | 0.18" | Nylon Plastic | 0000000 | 00000 |
7/8" | 2.4" | 1/2" | 2" | 1 5/32" | 0.18" | Nylon Plastic | 0000000 | 00000 |
7/8" | 3" | 3/8" | 2 1/2" | 1 5/16" | 0.25" | Nylon Plastic | 0000000 | 00000 |
7/8" | 3" | 1/2" | 2 1/2" | 1 5/16" | 0.25" | Nylon Plastic | 0000000 | 00000 |
7/8" | 5.6" | 3/8" | 5 1/32" | 1 19/64" | 0.26" | Nylon Plastic | 0000000 | 00000 |
7/8" | 5.6" | 1/2" | 5 1/32" | 1 19/64" | 0.26" | Nylon Plastic | 0000000 | 00000 |
29/32" | 4 1/2" | 3/8" | 4" | 1 25/64" | 0.25" | Nylon Plastic | 0000000 | 00000 |
29/32" | 4 1/2" | 1/2" | 4" | 1 25/64" | 0.25" | Nylon Plastic | 0000000 | 00000 |
1 1/16" | 4 1/2" | 0.635" | 4" | 1 7/16" | 0.25" | Cast Iron | 0000000 | 000000 |
1 1/8" | 2.1" | 3/8" | 1 7/8" | 1 35/64" | 0.09" | Nylon Plastic | 0000000 | 00000 |
1 1/8" | 2.1" | 1/2" | 1 7/8" | 1 35/64" | 0.09" | Nylon Plastic | 0000000 | 00000 |
1 1/8" | 3.4" | 3/8" | 2 31/32" | 1 43/64" | 0.2" | Nylon Plastic | 0000000 | 00000 |
1 1/8" | 3.4" | 1/2" | 2 31/32" | 1 43/64" | 0.2" | Nylon Plastic | 0000000 | 00000 |
2 1/16" | 4 1/2" | 0.635" | 4" | 2 7/16" | 0.25" | Cast Iron | 0000000 | 000000 |
3 1/16" | 4 1/2" | 0.635" | 4" | 3 7/16" | 0.25" | Cast Iron | 0000000 | 000000 |
4 1/2" | 7" | 1" | 6" | 5" | 0.5" | Cast Iron | 0000000 | 000000 |
6 1/4" | 7" | 1" | 6" | 6 3/4" | 0.5" | Cast Iron | 0000000 | 000000 |
With Needle Roller Bearings | ||||||||
7/16" | 1.4" | 1/2" | 1 1/8" | 5/8" | 0.125" | Steel | 000000 | 00000 |
9/16" | 1.8" | 1/2" | 1 3/8" | 13/16" | 0.187" | Steel | 000000 | 00000 |
11/16" | 2 1/2" | 1" | 2 1/4" | 7/8" | 0.125" | Steel | 000000 | 00000 |
1 1/16" | 4 1/2" | 1" | 4" | 1 7/16" | 0.25" | Cast Iron | 000000 | 00000 |
2 1/16" | 4 1/2" | 1" | 4" | 2 7/16" | 0.25" | Cast Iron | 000000 | 000000 |
3 1/16" | 4 1/2" | 1" | 4" | 3 7/16" | 0.25" | Cast Iron | 000000 | 000000 |
4 1/2" | 7" | 1 1/2" | 6" | 5" | 0.5" | Cast Iron | 0000000 | 000000 |