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High-quality NTN 6803 LLU ball bearing with double LLU contact seals for effective protection against water, dust and mud. Designed for bicycle wheel hubs exposed to demanding conditions, it is particularly suitable for gravel, cyclocross and MTB use. Dimensions: 17 × 26 × 5 mm.
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The NTN 6803 LLU is a ball bearing designed for bicycle wheel hubs where reliable sealing is essential. Its 17 mm inner diameter, 26 mm outer diameter and 5 mm width make it suitable for hubs requiring a bearing with these exact dimensions.
The double LLU contact seals provide effective protection against water, dust and mud. This makes the bearing particularly well suited to wheel hubs exposed to demanding conditions, including gravel, cyclocross and mountain biking.
The sealing helps limit contamination while maintaining smooth and durable rotation, making the NTN 6803 LLU a suitable replacement for worn hub bearings with the same reference and dimensions.
Before ordering, check the reference and dimensions of the bearing fitted to your hub to ensure compatibility.
| Specification | Value |
|---|---|
| Brand | NTN |
| Reference | 6803 LLU |
| Bearing type | Ball bearing |
| Inner diameter | 17 mm |
| Outer diameter | 26 mm |
| Width | 5 mm |
| Sealing | Double LLU seal |
| Recommended use | Bicycle wheel hubs |
| Disciplines | Gravel, cyclocross, MTB |
| Sold as | Single bearing |