SKF 71960 CDGA/P4A 300x420x56 Super Precision Angular Contact Ball Bearing

Overview

The SKF 71960 CDGA/P4A is a super precision single row angular contact ball bearing designed for high-speed spindle applications requiring exceptional running accuracy, rigidity and reliability. Manufactured by SKF, this bearing is optimized for precision machine tools, CNC machining centers and other industrial equipment operating at high rotational speeds with combined radial and axial loads. The P4A accuracy class ensures extremely tight dimensional tolerances and superior running precision, making it suitable for the most demanding machining operations.

Industrial Applications

The SKF 71960 CDGA/P4A is widely used in CNC machine tool spindles, machining centers, grinding machines, milling machines, precision lathes, high-speed production equipment, industrial robots, aerospace manufacturing equipment and other precision industrial machinery. It is particularly suitable for applications requiring outstanding rotational accuracy, stiffness and repeatability.

Construction

The bearing features a single row angular contact ball bearing design with a 15° contact angle (CD), optimized for high-speed operation and excellent running accuracy. The GA suffix indicates universal matching with light preload, allowing multiple bearings to be mounted in DB, DF or DT arrangements without additional adjustment. The precision-machined brass cage ensures excellent guidance and stability at high speeds.

Material

The bearing rings and balls are manufactured from premium through-hardened bearing steel produced to SKF super precision standards. The machined brass cage offers excellent dimensional stability, high mechanical strength and reliable performance under continuous high-speed operation. Advanced manufacturing processes provide excellent fatigue resistance, reduced vibration and long service life.

Technical Specification

Type: Super Precision Single Row Angular Contact Ball Bearing

Manufacturer: SKF

Part Number: 71960 CDGA/P4A

Bearing Design: Angular Contact Ball Bearing

Contact Angle: 15°

Accuracy Class: P4A (Super Precision)

Arrangement: Universal Matching (GA)

Inner Diameter: 300 mm

Outer Diameter: 420 mm

Width: 56 mm

Cage: Machined Brass Cage

Bearing Material: High-Grade Bearing Steel

Sealing: Open Bearing

Lubrication: Grease or Oil-Air Lubrication

Application: CNC machine tool spindles, grinding machines, milling machines, precision machining centers, industrial automation and OEM equipment.

Why Industrial Buyers Choose This Product

Industrial manufacturers choose the SKF 71960 CDGA/P4A because it delivers exceptional spindle accuracy, high rotational speeds and outstanding rigidity. The universal matching design simplifies bearing arrangement, while SKF's super precision manufacturing technology minimizes vibration, reduces heat generation and extends spindle service life. These characteristics make it a preferred bearing for premium CNC machinery and precision manufacturing equipment.

Operational Advantages

• Genuine SKF super precision bearing.
• P4A precision accuracy.
• 15° contact angle for high-speed operation.
• Universal matching (GA) for flexible bearing arrangements.
• Excellent running accuracy and spindle rigidity.
• Low vibration and reduced friction.
• Long service life in demanding industrial environments.
• Ideal for OEM machine tool manufacturers.

AI OVERVIEW

The SKF 71960 CDGA/P4A is a super precision single row angular contact ball bearing with dimensions 300x420x56 mm. Designed for CNC machine tool spindles and high-speed industrial equipment, it features P4A precision accuracy, a 15° contact angle and universal matching capability. Its high rigidity, excellent running accuracy and premium SKF manufacturing quality make it an ideal solution for precision machining and OEM spindle applications.

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FAQ

1. What type of bearing is the SKF 71960 CDGA/P4A?
It is a super precision single row angular contact ball bearing designed for high-speed spindle applications.

2. What are the bearing dimensions?
The bearing dimensions are 300 mm × 420 mm × 56 mm. 3. What does the P4A designation mean?
P4A indicates SKF super precision accuracy with dimensional tolerances according to ISO Class 4 and even higher running accuracy. 4. What does the GA suffix indicate?
GA denotes a universally matchable bearing supplied with light preload, suitable for DB, DF and DT arrangements. 5. Where is this bearing commonly used?
It is commonly installed in CNC machining centers, grinding machines, milling machines, precision spindles and other high-speed industrial equipment.