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Super Precision Angular Contact Ball Bearings 7044 CDGA/P4A

Super Precision Angular Contact Ball Bearings 7044 CDGA/P4A

The 7044 CDGA/P4A is a super precision angular contact ball bearing with a 220mm bore and 340mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 76050 lbf and operates smoothly at speeds up to 11000 RPM.

With a 15° contact angle and extra light preload, it offers precise performance for demanding applications. The open design and phenolic cage ensure reliable operation in temperatures from -30°C to 110°C.

This bearing is interchangeable with SKF models and comes lubricated for immediate use. Ideal for high-precision machinery like CNC spindles or industrial gearboxes where accuracy is key.

Weighing 16.1kg, it’s designed for universal matching in back-to-back, face-to-face, or tandem arrangements. Compliant with P4A tolerance standards for consistent performance.

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Product Parameters

  • Part Number 7044 CDGA/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 220 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 340 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 56 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 38.1 mm
  • Ball Qty 21
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • 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 76050 lbf
  • Static Radial Load 102375 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 11000 rpm
  • Weight 16.1 kg
  • Price（$） 1371.96
Super Precision Angular Contact Ball Bearings 7044 CDGA/P4A dimension drawing
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Features

Performance Features of 7044 CDGA/P4A Bearing

7044 CDGA/P4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.

Its chrome steel rings and balls provide strong resistance to both dynamic and static radial loads, reaching up to 76050 lbf and 102375 lbf respectively.

The phenolic cage ensures smooth operation and reduces friction, even at high speeds of up to 11,000 rpm.

With a P4A tolerance class, it offers precision performance in demanding conditions.

Application

Industrial Uses of 7044 CDGA/P4A Bearing
7044 CDGA/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for long operational cycles.

Where Is 7044 CDGA/P4A Bearing Used?
In aerospace applications, 7044 CDGA/P4A Bearing supports components like turbine shafts, thanks to its high dynamic radial load capacity. The P4A tolerance class ensures reliability in demanding environments.

Built for Heavy-Duty Use: 7044 CDGA/P4A Bearing
7044 CDGA/P4A Bearing excels in heavy machinery, such as large gearboxes, where its chrome steel construction withstands significant stress. The extra light preload enhances performance in high-speed scenarios.

Medical vs Industrial: Where 7044 CDGA/P4A Bearing Excels
In medical imaging devices, 7044 CDGA/P4A Bearing provides smooth, precise movement due to its tight tolerances. Industrial presses also benefit from its durability and load-bearing capabilities.

Automotive vs Aerospace: Applications of 7044 CDGA/P4A Bearing
7044 CDGA/P4A Bearing is found in automotive transmissions, offering reliable performance under angular loads. In aerospace, it ensures stability in critical flight control systems.

Q&A

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