Single Row Deep Groove Ball Bearings 6311-2RSJEM

The 6311-2RSJEM is a single-row deep groove ball bearing with a 55mm bore and 120mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 16096 lbf and operates smoothly at speeds up to 5600 RPM.

Its sealed design keeps dirt out and lubrication in, making it low-maintenance. The chrome steel cage adds strength and longevity, even in temperatures from -30°C to 120°C.

This model is interchangeable with SKF bearings, offering a reliable replacement option. Perfect for machinery like electric motors or pumps where radial loads are common.

Weighing 1350g, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Description

Features

Application

Q&A

Product Parameters

Part Number 6311-2RSJEM
Brand TFL
Interchangeable SKF
System of Measurement Metric
For Load Direction Radial
Construction Single Row
Bearing Type Ball
Seal Type Sealed
Tolerance Class ABEC 1 | ISO P0
Radial Clearance Trade No CN
Bore Dia 55 mm
Bore Dia Tolerance -0.015mm to 0
Outer Dia 120 mm
Outer Dia Tolerance -0.015mm to 0
Width 29 mm
Width Tolerance -0.150mm to 0
Ring Material Chrome Steel
Ball Material Chrome Steel
Cage Material Chrome Steel
ROHS Compliant
REACH Compliant
Temperature Range -30°to 120 °C
Dynamic Radial Load 16096 lbf
Static Radial Load 10116 lbf
Max Speed 5600 rpm
Weight 1350 g
price（$） 25.542

Single Row Deep Groove Ball Bearings 6311-2RSJEM dimension drawing

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Features

Performance Features of 6311-2RSJEM Bearing

6311-2RSJEM Bearing is built with chrome steel rings and balls, offering strong radial load capacity up to 16096 lbf.
Its sealed design protects against dust and moisture, making it suitable for various environments.

The ABEC 1 tolerance ensures reliable performance, while the chrome steel cage enhances durability.
With a maximum speed of 5,600 rpm, it balances efficiency and longevity.

6311-2RSJEM Bearing operates in temperatures from -30°C to 120°C, ensuring versatility.
Its static radial load capacity of 10116 lbf provides stability under heavy loads.

Application

Common Applications of 6311-2RSJEM Bearing
6311-2RSJEM Bearing is widely used in industrial machinery, such as pumps and electric motors, where its sealed design helps keep contaminants out. The chrome steel construction ensures durability in demanding environments.

In automotive applications, 6311-2RSJEM Bearing fits well in wheel hubs and transmissions, providing reliable radial load support. Its ABEC 1 tolerance makes it suitable for standard precision requirements.

For home appliances like washing machines, 6311-2RSJEM Bearing offers smooth operation and long service life. The sealed design also helps protect against dust and moisture in everyday use.

How Does 6311-2RSJEM Bearing Support High-Speed Operations?
6311-2RSJEM Bearing handles moderate speeds up to 5,600 rpm, making it ideal for fans and small machinery. The balanced design reduces vibration for quieter performance.

In automation systems, 6311-2RSJEM Bearing works well in conveyor rollers and robotic joints. Its sealed construction minimises maintenance needs in continuous operation.