ENDURO 61803 LLU/LLB CN ABEC-5 Radial Bearing – 17mm x 26mm x 5mm

The ENDURO 61803 LLU/LLB CN ABEC-5 Radial Bearing is designed for riders and mechanics who need smooth rolling performance, long-lasting durability, and dependable precision. Built with high manufacturing standards, this radial bearing is ideal for bicycle hubs and other cycling components that require efficient movement and reduced friction. With its ABEC-5 precision rating, the bearing helps deliver smoother rotation and improved operational consistency during daily rides or demanding cycling conditions. The LLU/LLB seal configuration provides excellent protection against dirt, dust, moisture, and contaminants that can affect performance over time. Featuring a CN clearance design, this bearing maintains balanced internal spacing for stable operation and efficient load handling. Its compact 17mm x 26mm x 5mm size makes it suitable for specific cycling and mechanical applications where precision fitment matters.

Key Features

• Bearing Type: Radial bearing

• Brand: ENDURO

• Precision Rating: ABEC-5

• Seal Type: LLU/LLB dual-seal configuration

• Clearance: CN standard clearance

• Smooth Rotation: Designed for reduced friction and efficient movement

• Protection: Seals help keep dirt, dust, and moisture away

• Durability: Built for long-term reliability under regular use

• Compact Design: Suitable for precision cycling and mechanical applications

Product Specifications

• Product Name: ENDURO 61803 LLU/LLB CN ABEC-5 Radial Bearing

• Inner Diameter: 17mm

• Outer Diameter: 26mm

• Width: 5mm

• Bearing Size: 17mm x 26mm x 5mm

• Bearing Clearance: CN

• ABEC Rating: ABEC-5

• Seal Configuration: LLU/LLB

• Application: Bicycle and compatible mechanical systems

Bearing Protection System

• LLU Seal: Provides stronger sealing against water and contamination exposure

• LLB Seal: Offers low-friction performance while maintaining protection

• Extended Bearing Life: Helps reduce wear from debris and external contaminants

• Consistent Performance: Supports cleaner operation over extended use periods

• Maintenance Benefit: Helps reduce frequent cleaning and servicing requirements

Easy Operation / Usage

• Check the required bearing size before installation

• Remove the worn bearing carefully using appropriate tools

• Install the new bearing without applying uneven force

• Ensure proper seating and alignment during fitting

• Test rotation after installation for smooth movement

Why Choose This Product

• Trusted ENDURO quality and precision manufacturing

• ABEC-5 rating supports smoother performance

• Dual seal design offers strong protection

• CN clearance delivers balanced operation

• Designed for reliability and long-term use

• Ideal for cycling and precision mechanical applications

In the Box

• 1 x ENDURO 61803 LLU/LLB CN ABEC-5 Radial Bearing