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Super Precision Angular Contact Ball Bearings 7005 CEGB/P4A
Super Precision Angular Contact Ball Bearings 7005 CEGB/P4A

Super Precision Angular Contact Ball Bearings 7005 CEGB/P4A

The 7005 CEGB/P4A is a super precision angular contact ball bearing with a 25mm bore and 47mm outer diameter, crafted from high-grade chrome steel. It handles radial loads up to 1872 lbf and operates smoothly at speeds up to 85,000 RPM.

Its 15° contact angle and phenolic cage ensure quiet, efficient performance, while the open design allows for easy lubrication. The bearing is suitable for temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings and comes in a universal matching set, offering flexibility for back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tools or spindle drives.

Weighing just 0.074kg, it’s lightweight yet durable, meeting the P4A tolerance class for exceptional accuracy. Compliant with industry standards, it’s a reliable choice for demanding environments.

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Product Parameters

  • Part Number 7005 CEGB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 25 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 47 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 12 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 14
  • 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1872 lbf
  • Static Radial Load 934 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 85000 rpm
  • Weight 0.074 kg

Features

Performance Features of 7005 CEGB/P4A Bearing

7005 CEGB/P4A Bearing is crafted with chrome steel rings and balls, offering excellent angular contact performance.
Its 15° contact angle ensures efficient handling of combined radial and axial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing durability.
With a dynamic radial load capacity of 1872 lbf, it performs reliably in high-speed applications.

7005 CEGB/P4A Bearing operates smoothly at speeds up to 85,000 rpm, thanks to its precision P4A tolerance class.
Its open design allows for easy lubrication, ensuring consistent performance.

The bearing’s compact size (25 mm×47 mm×12 mm) makes it suitable for space-constrained applications.
It functions well within a temperature range of -30°C to 110°C, adapting to various working conditions.

Application

Common Applications of 7005 CEGB/P4A Bearing
7005 CEGB/P4A Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for continuous operation.

In robotics, 7005 CEGB/P4A Bearing provides smooth movement for articulated arms, thanks to its light preload and consistent performance. Its 15° contact angle handles combined radial and axial loads effectively.

For dental drills and other medical devices, 7005 CEGB/P4A Bearing offers reliable operation with minimal vibration. The chrome steel construction ensures durability in sterilisation processes.

Where Is 7005 CEGB/P4A Bearing Used?
You’ll often find 7005 CEGB/P4A Bearing in 3D printers, where its high-speed capability supports precise layer deposition. The open design allows for easy lubrication maintenance.

In electric vehicle motors, 7005 CEGB/P4A Bearing handles the angular loads from rotor shafts efficiently. Its P4A tolerance class guarantees the precision needed for quiet, vibration-free operation.

Built for Heavy-Duty Use: 7005 CEGB/P4A Bearing
7005 CEGB/P4A Bearing performs well in conveyor systems, managing both radial and thrust loads in harsh environments. The chrome steel balls resist wear even under constant use.

For packaging machinery, 7005 CEGB/P4A Bearing’s high-speed rating ensures smooth operation during rapid production cycles. Its light preload reduces energy consumption over time.

Automotive vs Aerospace: Applications of 7005 CEGB/P4A Bearing
In automotive transmissions, 7005 CEGB/P4A Bearing supports gear shafts with its angular contact design. The metric sizing fits compact European and Asian vehicle layouts.

For aerospace instrumentation, 7005 CEGB/P4A Bearing’s precision meets the strict tolerances required in flight systems. The temperature range accommodates both ground and high-altitude conditions.

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