30311 Tapered Roller Wheel Bearing 55x120x31.5

30311 Tapered Roller Wheel Bearing, designed to handle both radial and axial loads in one direction simultaneously (includes cone and cup), made from durable 52100 alloy steel, commonly known as chrome steel.

• 30311 ball bearing
• Tapered Roller Wheel Bearing
• Size: 55mm x 120mm x 31.5mm
• Inner Diameter: 55mm
• Outer Diameter: 120mm
• Width: 31.5mm
• Quantity: 1 Bearing (cone+cup)
• Basic load ratings Cr: 142,000 N
• Basic load ratings Cor: 163,000 N
• Limiting Speed:
  • Grease Lubrication: 3,200 RPM
  • Oil Lubrication: 4,300 RPM