6311 2RSJ EM Nachi Bearing, Made in Japan, the 6311 2RSJ EM inner diameter is 55mm, the 6311 2RSJ EM outer diameter is 120mm, 6311 2RSJ EM width is 29mm.

• Item: 6311 2RSJ EM Nachi Ball Bearing
• Type: Nachi Deep groove Ball Bearing
• Closures: Double sealed rubber seals RS/RS1/2RS1
• Radial Clearance: C3
• Dimensions: 55mm x 120mm x 29mm/Metric
• ID (inner diameter)/Bore: 55mm
• OD (outer diameter): 120mm
• Width/Height/thickness: 29mm
• Size: 55 x 120 x 29 mm
• Quantity: One Bearing
• Dynamic load rating Cr: 71,500 N
• Static load rating Cor: 44,500 N
• Limiting Speed:
  • Grease Lubrication: 4,000 RPM
• Made in Japan
• Equal: 6311 RS / 6311 2RS
• Nachi Marking: 6311-2NSE
• Quality: EM Electric Motor Quality