6918ZZ Nachi Bearing, the 6918ZZ inner diameter is 90mm, the 6918ZZ outer diameter is 125mm, 6918ZZ width is 18mm.

• Item: 6918ZZ Nachi Ball Bearing
• Type: Nachi Deep groove Ball Bearing
• Closures: Double shielded with Metal shields Z/ZZ/2Z
• Radial Clearance: C3
• Dimensions: 90mm x 125mm x 18mm/Metric
• ID (inner diameter)/Bore: 90mm
• OD (outer diameter): 125mm
• Width/Height/thickness: 18mm
• Size: 90 x 125 x 18 mm
• Quantity: One Bearing
• Dynamic load rating Cr: 33,000 N
• Static load rating Cor: 31,500 N
• Limiting Speed:
  • Grease Lubrication: 5,100 RPM
• Made in Japan