301SFF Shielded Ball Bearing, material is Chrome steel, each 301SFF bearing is closed with 2 Metal Shields, one Shield from each side, to protect the bearing from dust or any possible contamination, also 301SFF bearing is pre-lubricated with grease.

• Item: 301SFF Ball Bearing
• Dimensions: 12mm x 37mm x 12mm/Metric
• Lubrication: Self Lubricated (Grease)
• Closures: Double Metal Shields
• Type: Deep Groove Ball Bearing
• Cage: Chrome Steel
• Material: Chrome Steel
• inner Diameter (ID): 12mm
• outer diameter (OD): 37mm
• Width/Height/Bridth (W/H/B): 12mm
• Dynamic load rating Cr: 9,750 N
• Static load rating Cor: 4,250 N
• Limiting Speed:
  • Grease Lubrication: 20,000 RPM
• Quantity: One Bearing