SKF Ball Bearing, 40mm Inside Diameter, 90mm Outside Diameter - 2308 EKTN9/C3

This self-aligning ball bearing is designed for reliable performance in various mechanical applications. Its dimensions include an internal diameter of 40mm and an external diameter of 90mm, with a race width of 33mm. Constructed from steel, this open type bearing features a tapered bore design, making it suitable for diverse operational environments.

Features & Benefits

• Two rows of balls enhance load distribution and stability

• Open type design facilitates easy lubrication access

• Dynamic load rating of 54 kN supports heavy-duty operations

• C3 bearing clearance allows for thermal expansion

• Tapered bore design accommodates alignment variations

• Non-metallic cage material reduces friction and wear

Applications

• Used for automatic rotating machinery

• Suitable for roller beds in conveyors

• Ideal for requiring angular misalignment

• Employed in automotive and industrial equipment

What is the significance of the tapered bore in this design?

The tapered bore design allows for improved alignment within the housing, accommodating variations in shaft positioning and providing enhanced flexibility during operation.

How does the dynamic load rating correlate with application suitability?

With a dynamic load rating of 54 kN, this bearing is suitable for rigorous applications where high operational loads are present, ensuring long-lasting performance under demanding conditions.

What impact does the open type feature have on maintenance?

The open type feature allows for easy application of lubricants, which simplifies maintenance procedures and helps to extend the bearing's lifespan by minimising wear and tear.

What factors should be considered to ensure optimal performance?

Considerations should include appropriate lubrication, bearing load limits, and mounting techniques to prevent excessive wear and ensure efficient operation throughout its service life.

How does the C3 bearing clearance affect performance?

C3 bearing clearance accommodates thermal expansion and allows for reliable operation at varying temperatures, reducing the risk of binding and ensuring smooth rotation.

Select all	Attribute	Value
	Brand	SKF
	Inside Diameter	40 mm
	Product Type	Ball Bearing
	Outside Diameter	90 mm
	Race Width	33mm
	Cage Material	Non-Metallic
	Ball Material	Steel
	End Type	Open
	Number of Rows	2
	Static Load Rating	16kN
	Dynamic Load Rating	54kN
	Standards/Approvals	No
	Bore Type	Tapered
	Series	Self-aligning ball bearings
	Limiting Speed	5000rpm
	Bearing Type	Self-Aligning

	Select all
	Brand SKF
	Inside Diameter 40 mm
	Product Type Ball Bearing
	Outside Diameter 90 mm
	Race Width 33mm
	Cage Material Non-Metallic
	Ball Material Steel
	End Type Open
	Number of Rows 2
	Static Load Rating 16kN
	Dynamic Load Rating 54kN
	Standards/Approvals No
	Bore Type Tapered
	Series Self-aligning ball bearings
	Limiting Speed 5000rpm
	Bearing Type Self-Aligning

SKF 2308 EKTN9/C3 40 mm ID 2 Row Ball Bearing -, 90 mm OD

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