6203-2RS-1/2" Sealed Ball Bearing, the inner diameter is 0.500" inch, outer diameter is 40mm and the width is 12mm, Bearing is made of Chrome Steel, each bearing has 2 Rubber Seals to protect the bearing from dust or any possible contamination, also bearing is pre-lubricated with grease.

• Item: 6203-2RS-8 Ball Bearing
• Type: Deep Groove Ball Bearing
• Material: Chrome Steel
• Closures: Rubber Sealed
• Lubrication: Self Lubricated (Grease)
• Size: 0.500" x 40mm x 12mm
• Inner Diameter: 1/2" inch
• Outer Diameter: 40mm
• Width: 12mm
• Dynamic load rating Cr: 9,550 N
• Static load rating Cor: 4,800 N
• Limiting Speed:
  • Grease Lubrication: 12,000 RPM
• Quantity: One Bearing