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 | NSK |
|---|---|
| MPN | 6911ZZCMP5 |
| Model | 6911 Z ZZ CM P5 ABEC5 |
| Bearing Type | Tapered Roller Bearing Cone, Double Shield |
| ID | 55mm |
| OD | 80mm |
| Width | 13mm |
| Advertise | 1 |
|---|---|
| Min Temp | -30°C |
| Cage Type | Riveted |
| Dynamic Load Rating | 16 kN / 3600 lbf |
| Static Load Rating | 13.3 kN / 2990 lbf |
| Precision Rating | ABEC 5 / P5 |
| Series | 6900 |
| Rolling Elements | Balls |
| Max Temp | 120°C |
| Condition | New |
| Item Weight | 0.42 lbs |
| Cage Material | Steel |
| Limiting Speed | 8500 rpm |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | Without Snap Ring |
| Lubricant | Grease |
| Harmonization Code | 8482.10.50 |
| Material | Bearing Steel |
| Internal Clearance | CM |
| Cross Reference 1 | SKF 61911-2Z |
|---|---|
| Cross Reference 2 | FAG 61911-2Z |
| Cross Reference 3 | NTN 6911ZZ |
| Cross Reference 4 | Timken 6911-2Z |
| Cross Reference 5 | Koyo 6911ZZ |
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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
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