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Super Precision Angular Contact Ball Bearings 7038 CD/P4ADGA

Super Precision Angular Contact Ball Bearings 7038 CD/P4ADGA

The 7038 CD/P4ADGA is a super precision angular contact ball bearing with a 190mm bore and 290mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 90675 lbf and operates smoothly at speeds up to 11000 RPM.

With a 15° contact angle and universal matching design, it offers flexibility for back-to-back, face-to-face, or tandem arrangements. The phenolic cage ensures quiet performance and longevity.

Ideal for high-precision applications like machine tool spindles or industrial pumps, this bearing works in temperatures from -30°C to 110°C. Its extra-light preload (Class A) ensures minimal friction.

Weighing 19kg, this matched set includes two bearings for balanced performance. Compliant with P4A tolerance standards, it’s interchangeable with SKF models for easy replacement.

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Product Parameters

  • Part Number 7038 CD/P4ADGA
  • 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 92 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 30.162 mm
  • Ball Qty 22
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • 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 90675 lbf
  • Static Radial Load 137250 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 11000 rpm
  • Weight 19 kg
  • Price（$） 2881.89
Super Precision Angular Contact Ball Bearings 7038 CD/P4ADGA dimension drawing
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Features

Performance Features of 7038 CD/P4ADGA Bearing

7038 CD/P4ADGA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 90675 lbf.

Its phenolic cage ensures smooth operation, even at high speeds of 11,000 rpm.
The universal matching design allows flexible arrangements like back-to-back or face-to-face configurations.

With a precision tolerance class of P4A, 7038 CD/P4ADGA Bearing delivers reliable performance in demanding conditions.
The extra light preload reduces friction, extending the bearing’s service life.

7038 CD/P4ADGA Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its lubricated design minimises maintenance needs while ensuring consistent performance.

Application

Common Applications of 7038 CD/P4ADGA Bearing
In industrial settings, 7038 CD/P4ADGA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate radial and axial load handling. The open seal type allows for efficient lubrication, extending its service life in demanding environments.

Where Is 7038 CD/P4ADGA Bearing Used?
You’ll often find 7038 CD/P4ADGA Bearing in automotive applications like high-performance gearboxes, where its universal matching feature provides stability under varying loads. The phenolic cage material also helps reduce friction, making it suitable for high-speed operations.

Built for Heavy-Duty Use: 7038 CD/P4ADGA Bearing
This bearing excels in robotics and automation, particularly in robotic arms that require smooth, precise movement. Its extra-light preload ensures minimal vibration, which is crucial for maintaining accuracy in repetitive tasks.

Medical vs Industrial: Where 7038 CD/P4ADGA Bearing Excels
In medical imaging devices, 7038 CD/P4ADGA Bearing offers reliable performance due to its chrome steel construction and P4A tolerance class. Meanwhile, in industrial pumps, its dynamic radial load capacity makes it a dependable choice for continuous operation.

Perfect Fit for Automation: 7038 CD/P4ADGA Bearing
For automated production lines, 7038 CD/P4ADGA Bearing provides consistent performance in components like conveyor systems. Its tandem arrangement option allows for custom setups, catering to specific load and speed requirements.

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