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 | Fafnir |
|---|---|
| MPN | 2MM9104WIDUM |
| Model | 2MM 9104 WI DUM / 7004 C P4A DGA / 7004 C TY/TR DUM |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 20 mm |
| OD | 42 mm |
| Width | 12 mm |
| Advertise | 1 |
|---|---|
| Series | 9100 |
| Condition | New – Open box |
| Lubricant | Oil |
| Preload | Medium |
| Min Temp | -30°C |
| Cage Type | Phenolic |
| Dynamic Load Rating | 7.5 kN / 1690 lbf |
| Static Load Rating | 4.3 kN / 970 lbf |
| Precision Rating | ABEC 7 / P4 |
| Rolling Elements | Balls |
| Max Temp | 120°C |
| Item Weight | 0.14 lbs |
| Limiting Speed | 37000 rpm |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | No |
| Contact Angle | 15° |
| Mounting Arrangement | Universal |
| Cross Reference 1 | SKF 71904 CD/P4ADGB |
|---|
Angular Contact Ball Bearing – 20 mm ID, 42 mm OD, 12 mm Width, Open, 15° Contact Angle, Medium Preload
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