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Super Precision Angular Contact Ball Bearings 7038 ACDGA/P4A

Super Precision Angular Contact Ball Bearings 7038 ACDGA/P4A

The 7038 ACDGA/P4A is a super precision angular contact ball bearing with a 190mm bore and 290mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and is designed for angular contact loads, handling up to 52650 lbf dynamically.

Its open design allows for easy lubrication, while the phenolic cage ensures smooth operation at speeds up to 11000 RPM. The bearing operates efficiently in temperatures ranging from -30°C to 110°C.

With a P4A tolerance class, this bearing offers exceptional precision and is interchangeable with SKF models. Ideal for high-precision applications like machine tool spindles or industrial gearboxes.

Weighing 9.51kg, it’s robust yet manageable for its size. The bearing can be arranged in back-to-back, face-to-face, or tandem configurations for versatile use. Compliant with industry standards for reliable performance.

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Product Parameters

  • Part Number 7038 ACDGA/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 190 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 290 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 46 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 30.162 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 52650 lbf
  • Static Radial Load 65250 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 11000 rpm
  • Weight 9.51 kg
Super Precision Angular Contact Ball Bearings 7038 ACDGA/P4A dimension drawing
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Features

Performance Features of 7038 ACDGA/P4A Bearing

7038 ACDGA/P4A Bearing is crafted with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 52,650 lbf, 7038 ACDGA/P4A Bearing handles demanding conditions reliably.
The P4A tolerance class guarantees high precision, making it suitable for critical machinery.

7038 ACDGA/P4A Bearing operates efficiently at speeds up to 11,000 rpm, balancing performance and longevity.
Its universal matching capability allows flexible configurations like back-to-back or tandem arrangements.

The open design simplifies lubrication, ensuring consistent performance across a temperature range of -30°C to 110°C.
Weighing 9.51 kg, it maintains robustness without compromising on precision.

Application

Industrial Uses of 7038 ACDGA/P4A Bearing
7038 ACDGA/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage helps reduce friction, making it suitable for continuous operation.

In automotive applications, 7038 ACDGA/P4A Bearing supports high-speed components like turbochargers and transmission systems. Its extra light preload enhances performance while maintaining stability under varying loads.

For robotics and automation, 7038 ACDGA/P4A Bearing provides reliable motion control in robotic arms and CNC machines. The P4A tolerance class ensures consistent precision, even in demanding environments.

Medical imaging devices benefit from 7038 ACDGA/P4A Bearing’s smooth operation and low noise levels. The chrome steel construction offers durability, essential for long-term use in sensitive equipment.

In aerospace systems, 7038 ACDGA/P4A Bearing handles radial and axial loads in aircraft components. Its high-speed capability and temperature resistance make it a dependable choice for critical applications.

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