The 30203 Bearing 17X40X13,25 from TIMKEN is a precision-engineered tapered roller bearing designed for demanding industrial applications. With its dimensions of 17 mm bore diameter, 40 mm outer diameter, and 13.25 mm width, this bearing is ideally suited for tasks requiring effective load management and rotational capacity. Its robust construction makes it particularly suitable for sectors such as automotive, heavy machinery, and industrial equipment. The TIMKEN 30203 Bearing offers reliable performance in high-stress environments, ensuring optimal functionality in various mechanical systems.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 17 mm |
| Outer diameter (D) | 40 mm |
| Width (B) | 13.25 mm |
| Basic dynamic load rating (C) | 29.7 kN |
| Basic static load rating (C0) | 28 kN |
| Limiting speed | 11000 rpm |
| Reference speed | 9000 rpm |
| Cage type | Pressed steel |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
Technical advantages
The TIMKEN 30203 Bearing offers several technical benefits that cater to specific industrial needs:
- Handles radial and axial loads effectively due to its tapered roller design.
- Operates efficiently at speeds up to 11,000 rpm, suitable for dynamic applications.
- Constructed with 100Cr6 chrome steel, ensuring a rolling-contact fatigue life exceeding 107 cycles.
- Pressed steel cage provides durability and resistance to wear.
- Standard P0 precision class, suitable for a wide range of general-purpose applications.
Typical applications
The versatility of the TIMKEN 30203 Bearing makes it an ideal choice for various sectors:
- Automotive industry (gearboxes, wheel hubs, differential assemblies)
- Heavy machinery (conveyor systems, industrial drives)
- Agricultural equipment (harvesters, tractors, plows)
- Mining equipment (crushers, screeners, feeders)
- Construction machinery (bulldozers, excavators, cranes)
Availability and ordering
Eurobearing.eu, a specialized B2B supplier of mechanical components, offers the 30203 Bearing 17X40X13,25 with fast availability. For businesses requiring bulk quantities, easy quote requests are available. Add this product to your cart or contact us today to secure your order.

