1205 KTNG C3 NSK Self-Aligning Ball Bearing 25x52x15

Product Overview

The 1205 KTNG C3 NSK is a self-aligning ball bearing designed to compensate for shaft misalignment and mounting inaccuracies. Featuring two rows of precision steel balls and a common spherical raceway, it provides stable rotation and reduced friction, even when working under uneven load distribution. This model includes a C3 clearance, allowing for reliable performance at increased temperature and speed conditions. The KTNG cage design ensures smooth ball guidance and optimized load capacity.

Applications and Performance Advantages

This NSK bearing is widely used in industrial machinery, power transmission systems, conveyors, agriculture equipment, and motor assemblies, where self-alignment is critical to maintaining operational reliability. Its high durability, low vibration characteristics, and long service life make it a preferred choice for both OEM and maintenance operations. The bearing performs effectively in bearing housing units and various drive systems where shaft deflection or housing deformation may occur.

Technical Data

• Model: 1205 KTNG C3 NSK

• Type: Self-aligning ball bearing

• Dimensions: 25x52x15 mm (Bore x Outer Diameter x Width)

• Internal Clearance: C3 - increased clearance for higher speeds and temperature stability

• Construction: Two-row, spherical raceway design for misalignment compensation

• Characteristics: High durability, low friction, optimized for industrial duty cycles

Main SEO-Optimized Description

The 1205 KTNG C3 NSK self-aligning ball bearing is engineered to provide reliable operation in applications where shaft alignment cannot be perfectly maintained. Its dual-row spherical raceway design allows the bearing to automatically adjust to angular misalignment, ensuring stable rotation and minimizing premature wear. This characteristic is essential for equipment exposed to dynamic loads, vibration or minor deviations in shaft positioning.

The bearing features a KTNG cage, supporting precise ball movement and lowering internal friction, enabling efficient power transmission and extended service intervals. The C3 clearance is specifically selected for environments where increased heat or continuous operation may cause thermal expansion. This ensures consistent performance at elevated speeds without generating excessive heat or noise.

Used extensively in industrial machinery, drive systems, gearboxes, electric motors, and agricultural mechanical systems, the 1205 KTNG C3 NSK provides high operational stability, durability, and smooth running characteristics, making it suitable for both medium and heavy-duty industrial applications. When installed in a bearing housing unit, the self-aligning feature protects against unexpected misalignment, contributing to longer equipment life and reduced maintenance downtime.

FAQ

Q1: What is the main advantage of a self-aligning ball bearing?
It automatically compensates for shaft misalignment, reducing wear and extending service life.

Q2: What does C3 clearance mean?
C3 provides extra internal clearance for higher temperatures and rotational speeds.

Q3: Can this bearing be used in electric motors?
Yes, it is commonly used in motor assemblies requiring stable and quiet operation.

Q4: What industries typically use NSK self-aligning bearings?
Manufacturing, processing plants, agriculture, conveyors, and power transmission systems.