SKF 6311-2RS1/C3 Single Row Deep Groove Ball Bearing- Both Sides Sealed 55mm I.D, 120mm O.D

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RS Stock No.:
505-833
Mfr. Part No.:
6311-2RS1/C3
Brand:
SKF
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Brand

SKF

Inside Diameter

55mm

Outside Diameter

120mm

Race Width

29mm

Ball Bearing Type

Single Row Deep Groove Ball Bearing

Sealing Arrangement

Both Sides Sealed

Bearing Clearance

C3

Material

Steel

Ball Material

Steel

Cage Material

Sheet Metal

Number of Rows

1

Static Load Rating

45kN

Dynamic Load Rating

74.1kN

Bore Type

Parallel

Clearance Code

C3

Bearing Series

3 Medium

Model Number p

6311

Partial Bearing Code

6311

Race Type

Plain

RoHS Status: Exempt

COO (Country of Origin):
FR

SKF Ball Bearing, 55mm Inside Diameter, 120mm Outside Diameter - 6311-2RS1/C3


This ball bearing is a single row deep groove type designed for versatile applications across various industries. Featuring a 55mm inside diameter and 120mm outside diameter, it offers a 29mm race width. The sealing arrangement on both sides ensures durability and reduces the need for maintenance, making it ideal for operations requiring high rotational speeds.

Features & Benefits


• Integral sealing keeps lubricant in and contaminants out
• Low friction design enhances high-speed capability
• Accommodates radial and axial loads in both directions
• C3 clearance ensures appropriate space for thermal expansion
• Simplified installation and minimal maintenance requirements
• Steel material construction for added strength and longevity

Applications


• Used in machinery requiring low friction and quiet operation
• Ideal for electrical and automated production equipment
• Suitable for that involve radial and axial loads
• Employed in mechanical systems demanding long service life
• Utilised in various types of industrial machinery and vehicles

What types of loads can this bearing accommodate?


The bearing is designed to handle both radial and axial loads, allowing it to perform efficiently in diverse applications.

What is the significance of the C3 clearance in this bearing?


The C3 clearance provides additional spacing that permits thermal expansion, ensuring optimal performance even at elevated temperatures.

How can the sealing arrangement impact maintenance requirements?


The sealing arrangement effectively keeps lubricant contained and prevents the entry of contaminants, which significantly reduces the frequency of maintenance.

What performance specifications should I consider when using this bearing?


Consider the basic dynamic load rating of 74.1 kN and static load rating of 45 kN, along with the recommended speeds of 12,000 r/min and 3,800 r/min for optimal operation.

What material composition contributes to the durability of this bearing?


With a steel construction for both the bearing and balls, along with a sheet metal cage, the bearing is designed for enhanced durability and wear resistance.

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