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 |