Specifications

Technical Reference

Legislation and Compliance

Product Details

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Select all	Attribute	Value
	Brand	SKF
	Inside Diameter	30mm
	Outside Diameter	72mm
	Race Width	30.2mm
	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	30kN
	Dynamic Load Rating	42.5kN
	Clearance Code	CN
	Bore Type	Parallel
	Bearing Series	3 Medium
	Partial Bearing Code	3306
	Race Type	Plain

	Select all
	Brand SKF
	Inside Diameter 30mm
	Outside Diameter 72mm
	Race Width 30.2mm
	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 30kN
	Dynamic Load Rating 42.5kN
	Clearance Code CN
	Bore Type Parallel
	Bearing Series 3 Medium
	Partial Bearing Code 3306
	Race Type Plain

RoHS Status: Exempt

SKF Angular Contact Ball Bearing, 30mm Inside Diameter, 72mm Outside Diameter - 3306A

This angular contact ball bearing is designed for robust performance in mechanical applications. With an inner diameter of 30mm and an outer diameter of 72mm, this open type ball bearing features a race width of 30.2mm. It is ideal for users requiring high load ratings and dependable operation across various settings.

Features & Benefits

• Double row design allows for higher load capacity
• Open type facilitates ease of lubrication and maintenance
• Bore type is parallel for straightforward installation
• Low bearing clearance (CN) accommodates thermal expansion
• Static load rating of 30kN ensures reliability under stress

Applications

• Used in automation systems for reliable performance
• Suitable for electrical machinery requiring high load support
• Applied in mechanical equipment to reduce friction
• Utilised in precision instruments needing durable components

What is the maximum limiting speed of this bearing?

It can operate effectively at a limiting speed of 9000 r/min, making it suitable for high-speed applications.

How does the design of this bearing influence its load capabilities?

The dual row angular contact configuration enhances load distribution, allowing it to manage dynamic loads up to 42.5kN efficiently.

What materials are used in the construction of this bearing?

This component is primarily made of steel for both the bearing and the balls, ensuring strength and longevity in demanding environments.

Units	Per unit
1 - 4	£93.85
5 - 9	£90.10
10 - 24	£88.20
25 +	£86.34

SKF 3306 A Double Row Angular Contact Ball Bearing- Open Type 30mm I.D, 72mm O.D

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