High-Precision 61804 & 61906-2RZ/2RS Miniature Thin-Wall Deep Groove Ball Bearings

Ultra-Smooth Performance
– Precision-engineered with high-grade chrome steel for reduced friction and extended lifespan. Ideal for high-speed applications like electric motors, drones, and small machinery.
Dual Protection (2RS/2RZ)
– Features rubber seals on both sides to prevent dust ingress and retain lubrication, ensuring reliability in dusty or humid environments.
Compact & Lightweight Design
– Slim 9mm profile (61906-2RS: 30x47x9mm) maximizes space efficiency in tight assemblies, perfect for robotics, automotive parts, and DIY projects.
Rigorous Quality Control
– Each bearing undergoes vibration testing and dimensional checks to meet ISO standards, guaranteeing consistent performance under heavy loads.
Global Bulk Supply Advantage
– Direct factory pricing with no middlemen. Stock up for industrial maintenance or resale with guaranteed lowest wholesale rates.
Versatile Applications
– Fits HVAC systems, conveyor rollers, power tools, and hobbyist CNC builds. Compatible with OEM replacements or custom installations.