W684ZZ Shielded Miniature Bearing 4mm x 9mm x 4mm

W684ZZ Shielded Ball Bearing, made from durable 52100 alloy steel, commonly known as chrome steel, each bearing has 2 Metal Shields to protect the bearing from dust or any possible contamination, plus it’s pre-lubricated with grease so it’s ready to roll right away.

• W684ZZ Ball Bearing
• Deep Groove Ball Bearing
• Shield Dual metal shields for dust protection (ZZ)
• Lubrication: Pre-lubricated with grease
• Size: 4mm x 9mm x 4mm
• Inner Diameter: 4mm
• Outer Diameter: 9mm
• Width: 4mm
• Quantity: 1 Bearing
• Dynamic load rating Cr: 640 N
• Static load rating Cor: 230 N
• Limiting Speed:
  • Grease Lubrication: 59,000 RPM