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Super Precision Angular Contact Ball Bearings 7004 CE/P4A
Super Precision Angular Contact Ball Bearings 7004 CE/P4A

Super Precision Angular Contact Ball Bearings 7004 CE/P4A

The 7004 CE/P4A is a super precision angular contact ball bearing with a 20mm bore and 42mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and handles radial loads up to 1667 lbf, spinning smoothly at speeds up to 83,000 RPM.

Its open design and phenolic cage ensure low friction and easy maintenance, while the P4 tolerance class guarantees high accuracy. The bearing operates efficiently in temperatures ranging from -30°C to 110°C.

Ideal for applications requiring precision, such as machine tools or high-speed spindles. Weighing just 0.064kg, it’s lightweight yet durable for its size. Compatible with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 7004 CE/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 20 mm
  • Bore Dia Tolerance -0.005mm to 0
  • Outer Dia 42 mm
  • Outer Dia Tolerance -0.006mm to 0
  • Width 12 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 12
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1667 lbf
  • Static Radial Load 754 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 83000 rpm
  • Weight 0.064 kg
  • Price($) 9.54

Features

Why Choose 7004 CE/P4A Bearing for Precision Tasks?

7004 CE/P4A Bearing features a 15° contact angle, ideal for handling combined radial and axial loads with high precision.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 1667 lbf, it performs reliably in demanding applications.
The P4 tolerance class (ABEC-7) guarantees exceptional accuracy, making it suitable for high-speed operations up to 83,000 rpm.

Designed for easy lubrication, 7004 CE/P4A Bearing maintains consistent performance across a temperature range of -30° to 110°C.
Its compact size (20 mm×42 mm×12 mm) allows seamless integration into precision machinery.

Application

Practical Applications of 7004 CE/P4A Bearing
In machine tools, 7004 CE/P4A Bearing handles high-speed spindle rotations with precision, thanks to its 15° contact angle and P4 tolerance class. The open design allows for efficient lubrication, extending service life in demanding conditions.

Where Is 7004 CE/P4A Bearing Used?
You’ll often find 7004 CE/P4A Bearing in automotive transmissions, where its angular contact design manages combined radial and axial loads smoothly. Its phenolic cage reduces friction, ideal for high-RPM applications.

Built for Heavy-Duty Use: 7004 CE/P4A Bearing
This bearing excels in robotics, particularly in articulated arms requiring precise motion control. The chrome steel construction ensures durability, while the lubricated design minimises wear over time.

Automotive vs Aerospace: Applications of 7004 CE/P4A Bearing
In cars, 7004 CE/P4A Bearing supports gearbox shafts, while in aircraft, it aids in auxiliary power units. Its lightweight phenolic cage and high-speed capability make it versatile across both sectors.

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