Single Row Deep Groove Ball Bearings 6308-2RS1/HC5C3GJN

The 6308-2RS1/HC5C3GJN is a single-row deep groove ball bearing with a 40mm bore and 90mm outer diameter, crafted from sturdy chrome steel. It handles radial loads up to 915 lbf and operates smoothly at speeds up to 7500 RPM.

Its sealed design keeps out dirt and moisture, while the silicon nitride balls reduce friction for quieter performance. The bearing works reliably in temperatures from -30°C to 120°C.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Suitable for applications like electric motors or pumps where radial loads are common.

Weighing 620g, it offers a good balance of strength and durability. Compliant with RoHS and REACH standards for safe use.

Get A Free Quote

Description

Features

Application

Q&A

Product Parameters

Part Number 6308-2RS1/HC5C3GJN
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 C3
Bore Dia 40 mm
Bore Dia Tolerance -0.012mm to 0
Outer Dia 90 mm
Outer Dia Tolerance -0.015mm to 0
Width 23 mm
Width Tolerance -0.120mm to 0
Ring Material Chrome Steel
Ball Material Silicon Nitride(Si3N4)
Cage Material Chrome Steel
ROHS Compliant
REACH Compliant
Temperature Range -30°to 120 °C
Dynamic Radial Load 915 lbf
Static Radial Load 5395 lbf
Max Speed 7500 rpm
Weight 620 g
price（$） 170.73

Single Row Deep Groove Ball Bearings 6308-2RS1/HC5C3GJN dimension drawing

Download DWG Download PDF

Features

How Does 6308-2RS1/HC5C3GJN Bearing Reduce Friction?

6308-2RS1/HC5C3GJN Bearing features silicon nitride balls, which significantly lower friction compared to traditional steel balls.
Its sealed design keeps contaminants out, ensuring smooth operation even in dusty environments.
The chrome steel rings and cage provide durability, while the C3 radial clearance allows for thermal expansion.
With a maximum speed of 7,500 rpm, it delivers reliable performance in various applications.

Application

Industrial Uses of 6308-2RS1/HC5C3GJN Bearing
This bearing is commonly used in industrial machinery like pumps and electric motors, where its sealed design helps keep contaminants out. The chrome steel rings and silicon nitride balls provide a good balance of durability and smooth operation.

Where Is 6308-2RS1/HC5C3GJN Bearing Used?
You’ll often find it in automotive applications such as alternators and water pumps, thanks to its ability to handle radial loads efficiently. The C3 clearance makes it suitable for environments with slight thermal expansion.

Built for Heavy-Duty Use: 6308-2RS1/HC5C3GJN Bearing
In agricultural equipment, this bearing stands up to tough conditions while maintaining reliable performance. Its sealed construction is particularly useful in dusty or wet environments.

Automotive vs Industrial: Applications of 6308-2RS1/HC5C3GJN Bearing
While it works well in car components, it’s equally effective in conveyor systems where consistent radial load support is needed. The temperature range allows it to perform in various climates.

Perfect Fit for Automation: 6308-2RS1/HC5C3GJN Bearing
In robotic arms and automated assembly lines, this bearing offers smooth rotation with minimal maintenance. The silicon nitride balls reduce friction, enhancing efficiency in repetitive tasks.