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,

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| MFR / Brand | ROLLWAY |
|---|---|
| MPN | B31100-70 |
| Model | B3117 |
| Bearing Type | Cylindrical Roller Bearing, Open |
| ID | 4.1250 in |
| Advertise | 1 |
|---|---|
| Material | Bearing Steel |
| Series | B31 |
| Rolling Elements | Cylindrical |
| Condition | New |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | Without Snap Ring |
| Harmonization Code | 8482.50.00 |
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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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