Ball Bearings vs. Roller Bearings: Which One Does Your Application Actually Need?
Both ball bearings and roller bearings serve the same fundamental purpose: reducing friction, supporting loads,

Availability:
2 in stock
The Fafnir MM220WI Bearing is a ball bearing with a bore diameter of 100mm and an outside diameter of 180mm, making it suitable for various industrial applications. Manufactured in the United States by the reputable brand FAFNIR, this steel bearing is designed for mechanical power transmission and industrial automation. With a width of 34mm and ABEC7 precision, this bearing provides reliable performance and durability for machines and equipment requiring high-quality components.
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$450.86
2 in stock

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| MFR / Brand | Fafnir |
|---|---|
| MPN | 3MM220WI |
| Model | MM220 WI CR 7220 |
| Bearing Type | Ball Bearing |
| ID | 100 mm |
| OD | 180 mm |
| Width | 34 mm |
| Advertise | 1 |
|---|---|
| Material | Steel |
| Condition | New – Open box |
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New plants don’t run themselves — and the American Manufacturing
Both ball bearings and roller bearings serve the same fundamental purpose: reducing friction, supporting loads,
A linear actuator converts rotational or fluid energy into straight-line mechanical motion. This fundamental function
When the original bearing is discontinued, not available or has a lengthy lead time, there
Our team can locate, cross-reference, and source all parts.
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