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| Parameter | SKFNKIB 590945 × 68 × 34 mm | INANKIB5909-XL45 × 68 × 34 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | SKF | INA |
| Designation | NKIB 5909 | NKIB5909-XL |
| Product family | Combined needle roller / angular contact ball bearings | — |
| Detailed type | Combined needle roller / angular contact ball bearing for axial loads in both directions | Needle roller/angular contact ball bearing |
| Series | — | NKIB5909 |
| Bore diameterd | 45 mm | 45 mm |
| Outside diameterD | 68 mm | 68 mm |
| WidthB | 34 mm | 34 mm |
| Basic dynamic load ratingC | — | 51 kN |
| Basic static load ratingC0 | — | 73 kN |
| Fatigue load limitPu | — | 12.9 kN |
| Reference speednref | 7500 r/min | 7000 r/min |
| Limiting speednG | 8500 r/min | 8700 r/min |
| Mass≈m | 0.395 kg | 0.3918 kg |
| Internal clearance | CN | — |
| Bearing material | Bearing steel | — |
| Minimum operating temperatureTmin | — | -30 °C |
| Maximum operating temperatureTmax | — | 120 °C |
| Dimensions | ||
| Width, outer ring | 30.0 mm | — |
| Engineering — Abutment dimensions | ||
| Diameter of shaft abutmentd a | min. 49 mm | — |
| Diameter of housing abutmentD a | max. 64 mm | — |
| Radius of filletr a | max. 0.6 mm | — |
| Engineering — Calculation data | ||
| Basic dynamic load rating, radialC | 45.7 kN | — |
| Basic static load rating, radialC 0 | 78 kN | — |
| Basic dynamic load rating, axialC | 7.47 kN | — |
| Basic static load rating, axialC 0 | 12 kN | — |
| Fatigue load limit, radialP u | 9.65 kN | — |
| Fatigue load limit, axialP u | 0.513 kN | — |
| Engineering — Dimensions | ||
| Width of outer ringC | 30 mm | — |
| Diameter of inner ring racewayF | 52 mm | — |
| Chamfer dimensionr 1 ,2 | min. 0.6 mm | — |
| Logistics | ||
| Product net weight | 0.395 kg | — |
| eClass code | 23-05-09-03 | — |
| UNSPSC code | 31171512 | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | — | 397382 |
| Base Type | — | NKIB5909 |
| Gpsd Group | — | I01 |
| Product Line Id | — | 09 |
| X Life Marking | — | XL |
| Product identity | ||
| Official product category | Combined needle roller / angular contact ball bearings | — |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/needle-roller-bearings/combined-needle-roller-bearings | — |
| Structure group ID | BVN_001 | — |
| Available from SKF | Yes | — |
| Remanufacturable | No | — |
| Product Identity | ||
| Construction | — | Needle roller/angular contact ball bearings NKIB, double direction axial component |
| Short Description | — | Needle roller/angular contact ball bearing |
| Properties | ||
| Rolling bearing type | Needle roller / angular contact ball bearing | — |
| Bearing part | Complete bearing | — |
| Thrust part | With cage | — |
| Radial part | With cage | — |
| Rolling element (thrust part) | Balls | — |
| Axial load capability | Double-direction | — |
| Radial internal clearance | CN | — |
| Tolerance class | Not applicable | — |
| Material, bearing | Bearing steel | — |
| Coating | Without | — |
| Lubricant (thrust part) | None | — |
| Indicative carbon footprint for new product | 1.5 kg CO 2 e | — |
| Technical Data | ||
| Bore Diameter (D) | — | 45 mm |
| Outside Diamater (D) | — | 68 mm |
| Total Width (B) | — | 34 mm |
| Basic Dynamic Load Rating, Radial (Cr) | — | 51,000 N |
| Basic Static Load Rating, Radial (C0R) | — | 73,000 N |
| Basic Dynamic Load Rating, Axial (Ca) | — | 9,600 N |
| Basic Static Load Rating, Axial (C0A) | — | 21,400 N |
| Raceway Diameter Inner Ring (F) | — | 52 mm |
| Operating Temperature Min. (Tmin) | — | -30 °C |
| Operating Temperature Max. (Tmax) | — | 120 °C |
| Limiting Speed (Limiting Spe) | — | 8,700 1/min |
| Reference Speed (Nϑr) | — | 7,000 1/min |
| Fatigue Load Limit, Axial (Cua) | — | 970 N |
| Width, Outer Ring (C) | — | 30 mm |
| Minimum Chamfer Dimension (Rmin) | — | 0.6 mm |
| Fatigue Load Limit, Radial (Cur) | — | 12,900 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.