SKF Thrust Ball Bearing, 140mm Inside Diameter, 180mm Outside Diameter - 51128

This thrust ball bearing is designed for single direction use, featuring an inner diameter of 140mm and an outer diameter of 180mm. With a race width of 31mm, this open type thrust bearing is crafted primarily from high-quality steel, ensuring durability and stability under significant loads. It is particularly suitable for various applications in the mechanical and electrical industries.

Features & Benefits

• Open type design facilitates easy access and installation

• Single direction load handling optimises performance under thrust loads

• High static load rating of 440kN ensures reliability in heavy usage

• Dynamic load rating of 111kN supports consistent performance

• Steel construction enhances strength and wear resistance

• Lightweight build at 2.05kg provides versatility in use

Applications

• Used with machinery that requires precise rotation

• Ideal for in automation systems

• Utilised in electrical and mechanical devices where thrust is essential

• Effective in heavy load equipment for optimal efficiency

• Suitable for demanding high-performance ball bearings

What are the key advantages of the open type design?

The open type design allows for quick installation and ease of maintenance, as it permits straightforward lubrication access which is essential for maintaining optimal performance over time.

How does the static load rating affect operational efficiency?

A higher static load rating enables the bearing to support larger loads without failing, making it suitable for heavy-duty applications where reliability is crucial for continued service.

What are typical operating speeds for effective performance?

The reference speed is set at 1800 r/min with a limiting speed of 2600 r/min, ensuring that the bearing operates efficiently within these parameters to avoid overheating and premature wear.

What considerations should be taken into account for installation?

Proper alignment during installation is vital to prevent uneven wear, and ensuring the seating meets the specified tolerances supports optimal performance and longevity.

How can one determine the necessary load factors for specific applications?

Understanding the application’s load requirements, alongside the thrust bearing load ratings provided, facilitates accurate load factor determination, ensuring adequate support and functioning under expected operational conditions.

Select all	Attribute	Value
	Brand	SKF
	Product Type	Ball Bearing
	Inside Diameter	140 mm
	Outside Diameter	180 mm
	Race Width	31mm
	Cage Material	Sheet Metal
	Ball Material	Steel
	End Type	Open
	Number of Rows	1
	Static Load Rating	440kN
	Internal Clearance	CN
	Dynamic Load Rating	111kN
	Bore Type	Parallel
	Standards/Approvals	No
	Limiting Speed	2600rpm
	Bearing Type	Thrust Ball

	Select all
	Brand SKF
	Product Type Ball Bearing
	Inside Diameter 140 mm
	Outside Diameter 180 mm
	Race Width 31mm
	Cage Material Sheet Metal
	Ball Material Steel
	End Type Open
	Number of Rows 1
	Static Load Rating 440kN
	Internal Clearance CN
	Dynamic Load Rating 111kN
	Bore Type Parallel
	Standards/Approvals No
	Limiting Speed 2600rpm
	Bearing Type Thrust Ball

SKF 51128 1 Row Ball Bearing - 140 mm ID, 180 mm OD

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