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Super Precision Angular Contact Ball Bearings 7048 ACDGA/P4A

Super Precision Angular Contact Ball Bearings 7048 ACDGA/P4A

The 7048 ACDGA/P4A is a super precision angular contact ball bearing, measuring 240mm by 360mm by 56mm. Made from chrome steel, it features a 25° contact angle and is designed for angular loads.

It handles dynamic radial loads up to 73125 lbf and spins smoothly at speeds up to 7500 RPM. The phenolic cage ensures durability, while the open design allows easy lubrication.

With a P4A tolerance class, this bearing offers high precision for demanding applications. It can be used in back-to-back, face-to-face, or tandem arrangements.

Ideal for machine tools or high-speed spindles, it operates in temperatures from -30°C to 110°C. Weighing 17.1kg, it’s robust yet suitable for precision engineering tasks.

This model is interchangeable with SKF bearings, making it a versatile choice for replacements. Compliant with industry standards, it’s a reliable option for professional use.

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Product Parameters

  • Part Number 7048 ACDGA/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 240 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 360 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 56 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 38.1 mm
  • Ball Qty 22
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 73125 lbf
  • Static Radial Load 104625 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 7500 rpm
  • Weight 17.1 kg
Super Precision Angular Contact Ball Bearings 7048 ACDGA/P4A dimension drawing
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Features

Performance Features of 7048 ACDGA/P4A Bearing

7048 ACDGA/P4A Bearing is designed with a 25° contact angle, optimising load distribution for high-precision applications.
Its chrome steel construction ensures durability and resistance to wear under heavy radial loads.

The phenolic cage in 7048 ACDGA/P4A Bearing maintains ball alignment, reducing friction and enhancing smooth operation.
With a dynamic radial load capacity of 73125 lbf, it handles demanding conditions effortlessly.

7048 ACDGA/P4A Bearing operates efficiently at speeds up to 7,500 rpm, balancing performance and longevity.
Its extra light preload design minimises vibration, making it ideal for precision machinery.

The open seal type allows for easy lubrication, ensuring consistent performance in varied temperatures.
7048 ACDGA/P4A Bearing’s universal matching capability offers flexibility in complex bearing arrangements.

Application

Common Applications of 7048 ACDGA/P4A Bearing
The 7048 ACDGA/P4A Bearing is widely used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. Its open design and phenolic cage make it suitable for high-speed operations.

In aerospace applications, 7048 ACDGA/P4A Bearing supports critical components like turbine shafts, thanks to its chrome steel construction and P4A tolerance class. The extra light preload further enhances performance in demanding environments.

For robotics, 7048 ACDGA/P4A Bearing provides reliable motion control in robotic arms and automated systems. Its universal matching capability allows for flexible configurations, whether in back-to-back or face-to-face arrangements.

Where Is 7048 ACDGA/P4A Bearing Used?
You’ll often find 7048 ACDGA/P4A Bearing in medical imaging devices, where its precision and stability are essential for clear scans. The temperature range of -30°C to 110°C ensures consistent performance in various conditions.

In industrial automation, 7048 ACDGA/P4A Bearing excels in conveyor systems and assembly lines. Its dynamic radial load capacity of 73125 lbf makes it a dependable choice for heavy-duty applications.

Built for Heavy-Duty Use: 7048 ACDGA/P4A Bearing
The 7048 ACDGA/P4A Bearing is ideal for wind turbine gearboxes, where its high load capacity and durability are crucial. The phenolic cage reduces friction, extending the bearing’s lifespan.

For printing machinery, 7048 ACDGA/P4A Bearing ensures smooth paper handling and precise alignment. Its metric sizing and compatibility with SKF models make it easy to integrate into existing systems.

Automotive vs Aerospace: Applications of 7048 ACDGA/P4A Bearing
In automotive systems, 7048 ACDGA/P4A Bearing is used in high-performance transmissions, offering reliable angular contact support. Its chrome steel rings and balls provide long-lasting wear resistance.

In aerospace, 7048 ACDGA/P4A Bearing is trusted for landing gear mechanisms, where precision and reliability are non-negotiable. The P4A tolerance class ensures it meets stringent industry standards.

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