Choose the exact products yourself
CUSTOM / 08 MAX
Custom Comparison
Search a designation, choose up to eight exact suffix variants, and build your own side-by-side technical table.
Build your own set
Choose exact variants
For an automatic one-result-per-brand view, use Same-model Comparison. This page is for deliberate manual selection.
Auto-compare NKIA5903 by brand →Model matches
Select products
The first result per loaded brand is preselected. Choose up to eight exact variants and update the table.
Technical comparison
2 products side by side
A dash means that the loaded manufacturer source did not provide that field. It does not mean the feature is absent.
| Parameter | SKFNKIA 590317 × 30 × 18 mm | INANKIA5903-XL17 × 30 × 18 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | SKF | INA |
| Designation | NKIA 5903 | NKIA5903-XL |
| Product family | Combined needle roller / angular contact ball bearings | — |
| Detailed type | Combined needle roller / angular contact ball bearing for axial loads in one direction | Needle roller/angular contact ball bearing |
| Series | — | NKIA5903 |
| Bore diameterd | 17 mm | 17 mm |
| Outside diameterD | 30 mm | 30 mm |
| WidthB | 18 mm | 18 mm |
| Basic dynamic load ratingC | — | 12.4 kN |
| Basic static load ratingC0 | — | 14.6 kN |
| Fatigue load limitPu | — | 2.65 kN |
| Reference speednref | 18000 r/min | 15000 r/min |
| Limiting speednG | 20000 r/min | 20600 r/min |
| Mass≈m | 0.0528 kg | 0.0527 kg |
| Internal clearance | CN | — |
| Bearing material | Bearing steel | — |
| Dimensions | ||
| Width, outer ring | 18.0 mm | — |
| Engineering — Abutment dimensions | ||
| Diameter of shaft abutmentd a | min. 19 mm | — |
| Diameter of housing abutmentD a | max. 28 mm | — |
| Radius of filletr a | max. 0.3 mm | — |
| Engineering — Calculation data | ||
| Basic dynamic load rating, radialC | 11.4 kN | — |
| Basic static load rating, radialC 0 | 16.3 kN | — |
| Basic dynamic load rating, axialC | 2.24 kN | — |
| Basic static load rating, axialC 0 | 2.74 kN | — |
| Fatigue load limit, radialP u | 1.96 kN | — |
| Fatigue load limit, axialP u | 0.116 kN | — |
| Engineering — Dimensions | ||
| Diameter of inner ring racewayF | 22 mm | — |
| Chamfer dimensionr 1 ,2 | min. 0.3 mm | — |
| Logistics | ||
| Product net weight | 0.0528 kg | — |
| eClass code | 23-05-09-03 | — |
| UNSPSC code | 31171512 | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | — | 397305 |
| Base Type | — | NKIA5903 |
| Gpsd Group | — | I01 |
| Product Line Id | — | 09 |
| 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 | ||
| 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 | Single-direction | — |
| Radial internal clearance | CN | — |
| Tolerance class | Normal | — |
| Material, bearing | Bearing steel | — |
| Coating | Without | — |
| Lubricant (thrust part) | None | — |
| Indicative carbon footprint for new product | 0.2 kg CO 2 e | — |
| Technical Data | ||
| Bore Diameter (D) | — | 17 mm |
| Outside Diamater (D) | — | 30 mm |
| Total Width (B) | — | 18 mm |
| Basic Dynamic Load Rating, Radial (Cr) | — | 12,400 N |
| Basic Static Load Rating, Radial (C0R) | — | 14,600 N |
| Basic Dynamic Load Rating, Axial (Ca) | — | 3,150 N |
| Basic Static Load Rating, Axial (C0A) | — | 4,900 N |
| Raceway Diameter Inner Ring (F) | — | 22 mm |
| Limiting Speed (Limiting Spe) | — | 20,600 1/min |
| Reference Speed (Nϑr) | — | 15,000 1/min |
| Fatigue Load Limit, Axial (Cua) | — | 222 N |
| Fatigue Limit Load, Radial (Cur) | — | 2,650 N |
| Minimum Chamfer Dimension (Rmin) | — | 0.3 mm |
| Fatigue Load Limit, Radial (Cur) | — | 2,650 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.