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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2 in stock
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| MFR / Brand | Fafnir |
|---|---|
| MPN | 3MM9109WIDUL |
| Model | 3MM 9109 WI CR DUL / 7009ECR DUL P4S / 7009 ACD P4A DGB / 7009-A5 |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 45 mm |
| OD | 75 mm |
| Width | 16 mm |
| Advertise | 1 |
|---|---|
| Material | High Carbon Chrome Steel |
| Cage Type | Outer Ring Guided |
| Dynamic Load Rating | 25.6 kN / 5755 lbf |
| Static Load Rating | 18.3 kN / 4114 lbf |
| Precision Rating | ABEC 7 / P4 |
| Series | 9100 |
| Rolling Elements | Ball |
| Condition | New – Open box |
| Item Weight | 0.53 lbs |
| Cage Material | Phenolic Resin |
| Limiting Speed | 32200 rpm |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | Without Snap Ring |
| Harmonization Code | 8482.10.50 |
| Contact Angle | 25° |
| Preload | Light Preload |
| Cross Reference 1 | SKF 7009 ACD/P4ADGA |
|---|---|
| Cross Reference 2 | FAG B7009-E-T-P4S-DUL |
| Cross Reference 3 | NSK 7009A5TRDULP4 |
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