FAG 6311-C-2HRS – 55 mm Deep Groove Ball Bearing

FAG 6311-C-2HRS – 55 mm Deep Groove Ball Bearing

The FAG 6311-C-2HRS is a single-row deep groove ball bearing, one of the most common and versatile types of rolling bearings. It is designed to handle both radial and axial loads in both directions. The seals on both sides of the bearing protect it from contaminants and help retain lubricant, making it a maintenance-free solution for many applications.

Quick Navigation

• About This Bearing
• Applications
• Why ROMA Industrial Company
• Technical Specifications
• Key Features & Benefits

About This Bearing

This product is a deep groove ball bearing, a versatile type of rolling-element bearing. The 6311-C-2HRS part number specifies its basic dimensions, with a 55 mm inner diameter, a 120 mm outer diameter, and a 29 mm width. The 2HRS suffix indicates the bearing is sealed on both sides with a contact seal made from NBR, which provides a high level of protection against dust and moisture. This sealed design makes the bearing a self-contained, maintenance-free unit that offers reliable performance in challenging environments.

Applications

This deep groove ball bearing is suitable for a wide range of industrial applications, including:

• Electric Motors
• Industrial Pumps
• Gearboxes
• Automotive Applications
• General Industrial Machinery

Why ROMA Industrial Company

ROMA Industrial is your trusted partner for a full range of industrial supplies across categories like Motion Control & Mechatronics, Electrical & Automation, and Fluid Power & Control. We are committed to providing top-tier products and service to keep your operations running smoothly. We partner with world-class shipping providers like FedEx, DHL, and UPS to ensure fast and reliable delivery worldwide. We accept returns to fulfill your satisfaction and accept variable payments methods including PayPal, credit cards, and more. We are a supplier in Europe, USA, and Saudi Arabia.

Technical Specifications

• Manufacturer: FAG (part of the Schaeffler Group)
• Part Number: 6311-C-2HRS
• Bearing Type: Deep Groove Ball Bearing
• Dimensions:
  • Inner Diameter (d): 55 mm
  • Outer Diameter (D): 120 mm
  • Width (B): 29 mm
• Cage Material: Stamped steel
• Seal Type: Contact seals on both sides (2HRS)
• Dynamic Load Rating: 76 kN
• Static Load Rating: 48 kN
• Limiting Speed: 4,500 r/min
• Reference Speed: 10,000 r/min
• Weight: N/A

Key Features & Benefits

• Versatile Use: Suitable for both radial and axial loads in both directions.
• Maintenance-Free: The sealed design makes the bearing “lubricated for life,” eliminating the need for re-lubrication.
• High-Speed Capability: The bearing is designed for high rotational speeds, making it suitable for a variety of dynamic applications.
• Contamination Protection: The contact seals provide a robust barrier against dust and moisture, extending the bearing’s service life.