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| Parameter | INARNA4852-XL285 × 320 × 60 mm | IKORNA4852285 × 320 × 60 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | INA | IKO |
| Designation | RNA4852-XL | RNA4852 |
| Product family | — | Machined Type Needle Roller Bearings |
| Detailed type | Radial roller bearing | Needle roller bearings |
| Series | RNA4852 | RNA48 |
| Bore diameterd | 285 mm | 285 mm |
| Outside diameterD | 320 mm | 320 mm |
| WidthB | 60 mm | 60 mm |
| Basic dynamic load ratingC | 415 kN | 354 kN |
| Basic static load ratingC0 | 1160 kN | 1220 kN |
| Fatigue load limitPu | 161 kN | — |
| Reference speednref | 890 r/min | 660 r/min |
| Limiting speednG | 1660 r/min | 1100 r/min |
| Mass≈m | 5.741 kg | 6.070018 kg |
| Precision class | — | JIS, Class 0 |
| Cage | — | Steel |
| Bearing material | — | High Carbon Chrome Steel |
| Minimum operating temperatureTmin | -30 °C | -20 °C |
| Maximum operating temperatureTmax | 120 °C | 120 °C |
| Manufacturer Identity | ||
| Schaeffler Product Code | 393452 | — |
| Base Type | RNA4852 | — |
| Old Designation | ["RNA4852"] | — |
| Gpsd Group | I01 | — |
| Product Line Id | 09 | — |
| X Life Marking | XL | — |
| Cad Part Number | — | RNA4852 |
| Materials | ||
| Rolling Element Material | — | SUJ2 |
| Retainer Material | — | Steel |
| Product Identity | ||
| Short Description | Radial roller bearing | Machined Type Needle Roller Bearings |
| Long Description | — | Machined Type Caged Needle Roller Bearings, High Carbon Steel, With Oil Hole |
| Official Bearing Family | — | Needle Roller Bearings |
| Official Bearing Type | — | Machined Type Needle Roller Bearings |
| Construction | Needle roller bearings RNA, to DIN 617/ISO 1206 | — |
| Technical Data | ||
| Rolling Element | — | Roller |
| Relubricatable | — | Yes |
| Under Roller Diameter (Fw) | 285 mm | — |
| Outside Diamater (D) | 320 mm | — |
| Total Width (B) | 60 mm | — |
| Basic Dynamic Load Rating, Radial (Cr) | 415,000 N | — |
| Basic Static Load Rating, Radial (C0R) | 1,160,000 N | — |
| Operating Temperature Min. (Tmin) | -30 °C | — |
| Limiting Speed For Grease Lubrication (Ng Grea) | 1,000 1/min | — |
| Operating Temperature Max. (Tmax) | 120 °C | — |
| Limiting Speed (Limiting Spe) | 1,660 1/min | — |
| Reference Speed (Nϑr) | 890 1/min | — |
| Width, Outer Ring (C) | 60 mm | — |
| Minimum Chamfer Dimension (Rmin) | 2 mm | — |
| Fatigue Load Limit, Radial (Cur) | 161,000 N | — |
Independent reference comparison based on the manufacturer data currently loaded. Always verify current limits, tolerances and suffix definitions with the official source before engineering selection.