Same-model Comparison
Explore products that share a base designation across loaded brands, with dimensional agreement and data gaps shown clearly.
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You entered NKIA5903-XL. This table explores the base group NKIA5903; it does not preserve or approve every requested suffix. Search your complete marking first →
One base designation across loaded brands
Exact designations rank first. Dimensions, suffixes and other technical differences remain visible so the result is not mistaken for an interchangeability declaration.
“NKIA5903” across 2 loaded brands
At least two brands share the same bore, outside diameter and width. Use Custom Compare when you want to choose exact suffix variants yourself.
Brand differences at a glance
| 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 |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.