Description
The SKF 30303 is a single row tapered roller bearing engineered to accommodate combined radial and axial loads while minimizing friction during operation. Its tapered design provides excellent load distribution and ensures reliable performance even under heavy operating conditions.
One of the key advantages of this bearing is its separable and interchangeable components. The inner ring with rollers and cage can be mounted independently of the outer ring, allowing easier installation, inspection, and replacement. When paired with another tapered roller bearing in a back-to-back or face-to-face arrangement, it can be preloaded to deliver a rigid and stable bearing system.
As part of the SKF Explorer performance class, the 30303 bearing offers enhanced fatigue resistance, longer service life, and improved operational efficiency. It is widely applied in automotive gearboxes, machinery, and other applications where compact size, durability, and precision alignment are required.
Specifications
| Attribute | Value |
|---|---|
| Part Number | 30303 |
| Type | Single row tapered roller bearing |
| Net Weight | 0.127 kg |
| Bore Diameter | 17 mm |
| Outside Diameter | 47 mm |
| Total Width | 15.25 mm |
| Width, Inner Ring | 14 mm |
| Width, Outer Ring | 12 mm |
| Contact Angle | 10.758° |
| Basic Dynamic Load Rating | 34.2 kN |
| Basic Static Load Rating | 25 kN |
| Reference Speed | 13,000 r/min |
| Limiting Speed | 16,000 r/min |
| Performance Class | SKF Explorer |
| Number of Rows | 1 |
| Cage Type | Sheet metal |
| Bore Type | Cylindrical |
| Locating Feature (Outer Ring) | Without |
| Sealing | Without |
| Lubrication | None |
| Relubrication Feature | Without |
| Coating | Without |
| Matched Arrangement | No |
| Arrangement of Contact Angle (Double-Row) | Not applicable |
| Unit System | Metric |
| Indicative Carbon Footprint (new product) | 0.456 kg CO₂e |
| eClass Code | 23-05-09-10 |
| UNSPSC Code | 31171516 |
| Unit of Measure | Each |
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