Specifications

Technical Reference

Legislation and Compliance

Product Details

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Select all	Attribute	Value
	Brand	SKF
	Inside Diameter	45mm
	Outside Diameter	100mm
	Race Width	39.7mm
	Ball Bearing Type	Double Row Angular Contact Ball Bearing
	Sealing Arrangement	Open Type
	Bearing Clearance	CN
	Material	Steel
	Ball Material	Steel
	Cage Material	Sheet Metal
	Number of Rows	2
	Static Load Rating	53kN
	Dynamic Load Rating	75kN
	Bore Type	Parallel
	Clearance Code	CN
	Bearing Series	3 Medium
	Race Type	Plain
	Partial Bearing Code	3309

	Select all
	Brand SKF
	Inside Diameter 45mm
	Outside Diameter 100mm
	Race Width 39.7mm
	Ball Bearing Type Double Row Angular Contact Ball Bearing
	Sealing Arrangement Open Type
	Bearing Clearance CN
	Material Steel
	Ball Material Steel
	Cage Material Sheet Metal
	Number of Rows 2
	Static Load Rating 53kN
	Dynamic Load Rating 75kN
	Bore Type Parallel
	Clearance Code CN
	Bearing Series 3 Medium
	Race Type Plain
	Partial Bearing Code 3309

RoHS Status: Exempt

SKF Angular Contact Ball Bearing, 45mm Inside Diameter, 100mm Outside Diameter - 3309A

This angular contact ball bearing is designed for robust performance, featuring a double row configuration that increases load capacity. With an inner diameter of 45mm and an outer diameter of 100mm, this open type ball bearing is suitable for various industrial applications requiring high reliability. Its race width measures 39.7mm, allowing for effective use under substantial loads.

Features & Benefits

• High dynamic load rating of 75kN ensures durability
• Static load rating of 53kN enables handling of heavy loads
• Open type design promotes easy maintenance and inspection
• Constructed from steel, offering excellent strength and wear resistance
• Reference speed of 7500 r/min supports high-speed applications

Applications

• Ideal for automation machinery requiring high load support
• Used in electric motors for improved performance and longevity
• Suitable for mechanical assemblies in various industrial sectors
• Applicable in precision instruments demanding reliable operation

What modifications can enhance the performance of this bearing in high-speed applications?

To enhance performance, ensure proper lubrication and alignment during installation, as these factors can significantly influence the bearing's operational efficiency at high speeds.

How does the double row design benefit load distribution?

The double row design allows for superior load distribution across more balls, reducing stress on individual components and enhancing the bearing's lifespan under continuous use.

What factors should be considered when selecting a suitable bearing replacement?

Consider the load ratings, inner and outer diameter specifications, and the intended application environment to ensure optimal performance and compatibility with existing assemblies.

Units	Per unit
1 - 4	£166.68
5 - 9	£160.00
10 - 24	£156.67
25 +	£153.32

SKF 3309 A Double Row Angular Contact Ball Bearing- Open Type 45mm I.D, 100mm O.D

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