Regal Rexnord - Rollway Bearings 6311EMQ 55mm Bore Deep Groove Ball Bearing

The Regal Rexnord - Rollway Bearings 6311EMQ is a precision deep groove ball bearing designed for general-purpose industrial applications requiring reliable radial and moderate thrust load support. This single-row bearing features a 55mm bore diameter and open design without shields or seals, making it suitable for applications with external sealing or where frequent relubrication is needed.

Key Specifications:

• Bore diameter (inner diameter): 55mm
• Outer diameter: 120mm
• Width: 29mm
• Open design (no shields or seals) for easy lubrication access
• Deep groove geometry for high speed capability and quiet operation
• Standard EMQ quality grade for precision applications

Features & Benefits:

• Manufactured by Rollway Bearings, a trusted Regal Rexnord brand with decades of bearing expertise
• Accommodates combined radial and axial loads in both directions
• Low friction design maximizes efficiency and minimizes heat generation
• Open construction allows for application-specific lubrication methods
• Suitable for electric motors, gearboxes, pumps, conveyors, and general machinery

This bearing conforms to ISO dimensional standards, ensuring interchangeability with other manufacturers' equivalent metric series 6300 bearings. The open design requires proper external sealing and regular lubrication maintenance to protect against contamination and ensure long service life.