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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SKF 71905-CDGA/P4A Super Precision Bearing 25x42x9mm. P4A class, 15° contact angle. Universally matchable for high-speed spindle applications.
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| MFR / Brand | SKF |
|---|---|
| MPN | 71905-CDGA/P4A |
| Model | 71905 CD P4A DGA / 2MM 9305 WI CR DUL / 7905 |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 25 mm |
| OD | 42 mm |
| Width | 9 mm |
| Min Temp | -30 C |
|---|---|
| Cage Type | Phenolic |
| Dynamic Load Rating | 6.76 kN / 1520 lbf |
| Static Load Rating | 4.0 kN / 900 lbf |
| Precision Rating | ABEC 7 / P4 |
| Series | 71900 |
| Rolling Elements | Ball |
| Max Temp | 120 C |
| Condition | New – Open box |
| Item Weight | 0.11 lbs |
| Cage Material | Phenolic |
| Limiting Speed | 75000 rpm |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | No |
| Lubricant | Grease |
| Duty Type | Super Precision |
| Harmonization Code | 8482.1 |
| Contact Angle | 15 ° |
| Preload | Light |
| Mounting Arrangement | Universal Matching |
| Material | Bearing Steel |
| Cross Reference 1 | FAFNIR 2MM9105WI |
|---|---|
| Cross Reference 2 | FAG HSS71905-C-T-P4S |
| Cross Reference 3 | NTN 7905UCG/GNP4 |
| Cross Reference 4 | GMN S61905 C TA P4 |
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