6910-2NSE Nachi Bearing, inner diameter is 50mm, the outer diameter is 72mm, width is 12mm.

• Item: 6910-2NSE Nachi Ball Bearing
• Type: Nachi Deep groove Ball Bearing
• Dimensions: 50mm x 72mm x 12mm/Metric
• ID (inner diameter)/Bore: 50mm
• OD (outer diameter): 72mm
• Width/Height/thickness: 12mm
• Size: 50 x 72 x 12mm
• Quantity: One Bearing
• Dynamic load rating Cr: 14,500 N
• Static load rating Cor: 11,700 N
• Limiting Speed:
  • Grease Lubrication: 5,300 RPM
• Made in Japan