7208CG GNP4 NTN 40x80x18 Angular Contact Ball Bearing

Construction and design

The 7208CG GNP4 NTN is a high precision angular contact ball bearing designed for demanding industrial applications requiring accuracy, rigidity and high rotational speed.

This model features a single row angular contact design with a 15 degree contact angle, optimized for combined radial and axial loads. The GNP4 precision class ensures ultra high accuracy suitable for machine tool spindles and precision assemblies.

The bearing uses a polyamide cage, reducing friction and enabling smooth high speed operation. The open design allows for custom lubrication depending on the application requirements.

Technical specifications

• type: angular contact ball bearing
• manufacturer: NTN
• model: 7208CG GNP4
• inner diameter: 40 mm
• outer diameter: 80 mm
• width: 18 mm
• contact angle: 15 degrees
• precision class: P4 high precision
• cage: polyamide
• sealing: open design
• preload: light preload
• arrangement: universal matching

Technical snippet:
7208CG GNP4 NTN is a high precision angular contact ball bearing 40x80x18 designed for spindle applications and high speed industrial systems.

Industrial applications

This 7208CG GNP4 NTN angular contact ball bearing is specifically developed for high precision environments such as machine tool spindles, CNC systems, and advanced manufacturing equipment.

It is widely used in:

• CNC machining centers
• grinding machines
• high speed motors
• precision automation systems
• industrial robotics

Angular contact bearings are ideal where both radial and axial loads occur simultaneously, ensuring stability and positioning accuracy.

Operational advantages

The 7208CG GNP4 NTN delivers exceptional performance in demanding industrial conditions.

Key advantages:

• high precision P4 class for maximum accuracy
• excellent rigidity for spindle applications
• high speed capability with low friction
• optimized preload for stability
• long service life under dynamic loads

This bearing significantly improves machine efficiency, reduces vibration, and ensures consistent performance in precision systems.

Main description

The 7208CG GNP4 NTN 40x80x18 angular contact ball bearing is a premium high precision bearing engineered for applications where accuracy, speed and load capacity are critical.

One sentence definition:
7208CG GNP4 NTN is a high precision angular contact ball bearing designed for simultaneous radial and axial loads in advanced industrial systems.

Its design allows it to handle combined loads efficiently, making it ideal for spindle units and precision assemblies. The P4 precision class guarantees superior tolerances, enabling reliable operation even at high rotational speeds.

Thanks to its optimized internal geometry and polyamide cage, the bearing ensures reduced friction and improved thermal stability. The universal matching capability allows easy pairing in multi bearing arrangements, commonly used in CNC and automation systems.

For dimensional queries such as 7208CG GNP4 NTN 40x80x18 bearing or angular contact bearing 40 mm bore 80 mm outer diameter 18 mm width, this model provides consistent, high level performance across industries.

FAQ

What is the main use of 7208CG GNP4 NTN?
It is mainly used in machine tool spindles and precision industrial systems.

What loads can this bearing handle?
It supports both radial and axial loads simultaneously.

What does GNP4 mean?
It indicates high precision class P4 with controlled preload.

Is this bearing suitable for high speeds?
Yes, it is designed for high speed applications.

Can it be paired with other bearings?
Yes, it supports universal matching for multi bearing configurations.