688ZZ Ball Bearing
The 688ZZ is a miniature deep groove ball bearing featuring double metal shields (ZZ) to protect the internal components from dust and contaminants while maintaining smooth rotation. It has an 8 mm inner diameter, 16 mm outer diameter, and 5 mm width, making it ideal for compact, high-precision applications.
Made from high-grade chrome steel, the 688ZZ offers high durability, low friction, and long service life. It comes pre-lubricated and supports high-speed operation, making it a popular choice for use in electric motors, skateboards, 3D printers, robotics, and other mechanical or hobbyist projects.
Specifications:
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Model: 688ZZ
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Type: Miniature deep groove ball bearing
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Inner Diameter: 8 mm
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Outer Diameter: 16 mm
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Width: 5 mm
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Material: Chrome steel (GCr15 or equivalent)
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Shields: Double metal shields (ZZ)
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Features: Pre-lubricated, high-speed capable, corrosion-resistant, maintenance-free
