Bearing SDE20AJ KOYO SDE20AJ KOYO bearing Size Chart (mm/inches) |
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| Bearing number | RNU 308 ECP |
| Size (mm) | 90x52x23 |
| Bore Diameter (mm) | 90 |
| Outer Diameter (mm) | 52 |
| Width (mm) | 23 |
| Fw | 52 mm |
| D | 90 mm |
| C | 23 mm |
| D1 | 75 mm |
| r1,2 - min. | 1.5 mm |
| da - max. | 50 mm |
| Da - max. | 81.8 mm |
| ra - max. | 1.5 mm |
| Basic dynamic load rating - C | 93 kN |
| Basic static load rating - C0 | 78 kN |
| Fatigue load limit - Pu | 10.2 kN |
| Reference speed | 8000 r/min |
| Limiting speed | 9500 r/min |
| Calculation factor - kr | 0.15 |
| Category | Cylindrical Roller Bearings |
| Inventory | 0.0 |
| Manufacturer Name | SKF |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.518 |
| EAN | 7316577722713 |
| Product Group | B04144 |
| Bore Profile | Straight |
| Cage Material | Polymer |
| Precision Class | RBEC 1 | ISO P0 |
| Number of Rows of Rollers | Single Row |
| Separable | No |
| Rolling Element | Cylindrical Roller Bearing |
| Profile | Roller Assembly with Outer Ring - No Inner Ring |
| Snap Ring | No |
| Internal Clearance | C0-Medium |
| Retainer | Yes |
| Relubricatable | Yes |
| Inch - Metric | Inch |
| Other Features | High Capacity | 2 Rib Outer Ring | Cage on Outer Ring ID |
| Long Description | 2-3/64" Bore; Straight Bore Profile; 3.543" Outside Diameter; 29/32" Width; Polymer Cage Material; RBEC 1 | ISO P0; Single Row; Not Separable; No Snap Ring; Relubricatable; C0-Medium In |
| Category | Cylindrical Roller Bearing |
| UNSPSC | 31171547 |
| Harmonized Tariff Code | 8482.50.00.00 |
| Noun | Bearing |
| Keyword String | Cylindrical |
| Manufacturer URL | http://www.skf.com |
| Manufacturer Item Number | RNU 308 ECP |
| Weight / LBS | 1.142 |
| Bore | 2.047 Inch | 52 Millimeter |
| Width | 0.906 Inch | 23 Millimeter |
| Outside Diameter | 3.543 Inch | 90 Millimeter |
| bore diameter: | 52 mm |
| maximum rpm: | 9500 rpm |
| outside diameter: | 90 mm |
| bearing material: | Steel |
| overall width: | 23 mm |
| cage material: | Polyamide |
| bore type: | Straight |
| finish/coating: | Uncoated |
| number of rows: | 1 |
| closure type: | Open |
| operating temperature range: | Maximum 302 °F |
| series: | RNU |
| dynamic load capacity: | 93 kN |
| manufacturer upc number: | 7316577722713 |
| static load capacity: | 78 kN |
| Fw | 52 mm |
| D1 ≈ | 75 mm |
| r1,2 min. | 1.5 mm |
| da max. | 57.7 mm |
| Da max. | 81.8 mm |
| ra max. | 1.5 mm |
| Basic dynamic load rating C | 93 kN |
| Basic static load rating C0 | 78 kN |
| Fatigue load limit Pu | 10.2 kN |
| Calculation factor kr | 0.15 |
| Limiting value e | 0.2 |
| Axial load factor Y | 0.6 |
| Mass bearing | 0.5 kg |