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:
6 in stock
The Fafnir MM155XWOCRDU Bearing is a high-quality Angular Contact Ball Bearing made of steel, with a bore diameter of 2-3/4 inches, an outside diameter of 4-3/4 inches, and a width of 1-1/8 inches. Manufactured in the United States, this bearing is designed for industrial automation and motion control applications, offering reliable performance and durability. The Fafnir brand is known for its superior bearings, making this product a dependable choice for various mechanical power transmission needs.
List Price
$527.18
6 in stock

6 in stock
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| MFR / Brand | Fafnir |
|---|---|
| MPN | MM155XWOCRDU |
| Model | MM 155 X WO CR DU / XL0 155 47 |
| Bearing Type | Angular Contact Ball Bearing |
| ID | 2-3/4 in |
| OD | 4-3/4 in |
| Width | 1-1/8 in |
| Advertise | 1 |
|---|---|
| Material | Steel |
| Condition | New |
$527.18
2 in stock
New
$527.18
2 in stock
New
New plants don’t run themselves โ 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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