The 684ZZ Deep Groove Ball Bearing is a compact, high-precision bearing designed for smooth and low-friction rotational motion in small mechanical assemblies. Featuring double metal shields (ZZ), it protects against dust and debris while retaining lubrication, ensuring long service life and reliable performance.

Key Features:

• Deep Groove Design: Supports both radial and limited axial loads
• Double Metal Shielded (ZZ): Protects against dust and contamination
• Smooth & Low Noise Operation: Ideal for precision mechanisms
• Pre-lubricated: Ready for immediate installation
• Compact Size: Suitable for small shafts and tight spaces

Specifications:

• Bearing Type: Deep Groove Ball Bearing
• Model: 684ZZ
• Inner Diameter (ID): 4mm
• Outer Diameter (OD): 9mm
• Width: 4mm
• Shield Type: ZZ (Metal shields on both sides)
• Material: Chrome steel
• Lubrication: Factory lubricated

Applications:

• Small motors and gearboxes
• 3D printers and CNC machines
• Robotics and automation systems
• Hobby and DIY mechanical projects
• Precision instruments and tools