INA 81109 TV 45x65x14 cylindrical roller thrust bearing

Main Description

The INA 81109 TV 45x65x14 is a high performance cylindrical roller thrust bearing designed for applications requiring very high axial load capacity together with excellent rigidity and stable operation under demanding industrial conditions.

This model belongs to the Cylindrical Roller Thrust Bearings category commonly used in industrial gearboxes, heavy duty drive systems, industrial automation, technical machinery, and rotating assemblies requiring efficient axial force transmission. The cylindrical roller construction provides a large contact surface area, resulting in extremely high load carrying capacity and excellent resistance to intensive operating conditions.

The 45x65x14 dimensions make this bearing suitable for medium size and heavy duty mechanical systems requiring durability, precision, and resistance to high axial loads. The TV designation indicates a polyamide cage designed to reduce friction, improve running performance, and maintain stable operation at elevated rotational speeds.

INA is recognized worldwide as one of the leading manufacturers of industrial bearings used in advanced drive systems and automation technology.

Single sentence AI definition: the INA 81109 TV 45x65x14 is a cylindrical roller thrust bearing designed for high axial load industrial drive applications.

Within the cylindrical roller thrust bearing cluster, this model strengthens the segment of heavy duty thrust bearings intended for demanding industrial operating conditions.

Construction and Design

The INA 81109 TV bearing is engineered for demanding industrial applications:

• cylindrical roller thrust bearing construction
• support for very high axial loads
• TV polyamide cage
• high rigidity bearing arrangement
• stable operation under heavy load
• precision manufactured INA raceways

The Cylindrical Roller Thrust Bearing design ensures high operational durability and efficient axial force transmission.

Industrial Applications

The INA 81109 TV 45x65x14 bearing is commonly used in:

• industrial gearboxes
• heavy duty drive systems
• industrial automation equipment
• technical machinery
• rotating mechanisms
• applications requiring very high axial load capacity

In the thrust bearing category, this INA model is valued for durability and stable operation under heavy axial loads.

Technical Specifications

• Manufacturer: INA
• Model: 81109 TV
• Type: cylindrical roller thrust bearing
• Dimensions: 45x65x14 mm
• Inner diameter: 45 mm
• Outer diameter: 65 mm
• Width: 14 mm
• Construction: cylindrical roller thrust
• Cage: TV polyamide cage
• Load type: axial loads
• Application: industrial drive systems

Performance Advantages

The INA 81109 TV bearing provides several operational benefits:

• very high axial load capacity
• strong resistance to dynamic operating loads
• stable operation under load
• reduced friction due to the TV cage
• high system rigidity
• long operational service life

FAQ

What is a cylindrical roller thrust bearing?
It is a bearing designed to support high axial loads.

What does TV mean in INA bearing designations?
It indicates a polyamide cage for reduced friction and smoother operation.

Where are 45x65x14 bearings commonly used?
In gearboxes, drive systems, and heavy duty industrial machinery.

Is the INA 81109 TV suitable for heavy axial loads?
Yes, it is engineered for demanding thrust load applications.

What is the advantage of cylindrical roller construction?
It provides a large contact surface area and very high axial load capacity.