The 685ZZ is a miniature deep groove ball bearing designed for compact, high-precision applications. It features double metal shields (ZZ) that protect the bearing from dust, dirt, and moisture while retaining lubricant for smooth operation.
With an inner diameter of 5 mm, outer diameter of 11 mm, and width of 5 mm, the 685ZZ is ideal for use in electric motors, RC devices, 3D printers, robotics, and precision instruments. Made from high-grade chrome steel, this bearing is known for its durability, low friction, and high-speed performance.
Specifications:
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Model: 685ZZ
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Type: Deep groove ball bearing
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Inner Diameter: 5 mm
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Outer Diameter: 11 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:
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Pre-lubricated for maintenance-free use
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High-speed and low-noise performance
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Corrosion-resistant and long service life
