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Super Precision Angular Contact Ball Bearings 707 CE/P4A

Super Precision Angular Contact Ball Bearings 707 CE/P4A

The 707 CE/P4A is a super precision angular contact ball bearing with a compact 7mm bore and 19mm outer diameter, crafted from chrome steel for durability. It handles radial loads up to 439 lbf and spins smoothly at speeds up to 190,000 RPM.

Its 15° contact angle and phenolic cage ensure stable performance under angular loads, while the open design allows easy lubrication. The bearing operates reliably in temperatures from -30°C to 110°C.

This model meets P4 (ABEC-7) tolerance standards, making it suitable for high-precision applications. Ideal for use in small machinery or instruments where accuracy and speed are key.

Weighing just 0.007kg, it’s lightweight yet robust for its size. Interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 707 CE/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 7 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 19 mm
  • Outer Dia Tolerance -0.005mm to 0
  • Width 6 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.572 mm
  • Ball Qty 8
  • 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 439 lbf
  • Static Radial Load 144 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 190000 rpm
  • Weight 0.007 kg
  • Price（$） 92.826
Super Precision Angular Contact Ball Bearings 707 CE/P4A dimension drawing
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Features

Why Choose 707 CE/P4A Bearing for Precision Tasks?

707 CE/P4A Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and balls ensure durability while maintaining smooth operation under radial loads.

With a dynamic radial load capacity of 439 lbf, it handles demanding tasks efficiently.
The phenolic cage reduces friction and noise, making it suitable for sensitive equipment.

Operating at speeds up to 190,000 rpm, it balances performance and reliability.
Its P4 tolerance class (ABEC-7) guarantees consistent precision in critical applications.

Application

Key Fields for 707 CE/P4A Bearing
In industrial settings, 707 CE/P4A Bearing is commonly used in high-speed spindles and machine tools, where its 15° contact angle ensures precise radial and axial load handling. The open design and phenolic cage make it suitable for environments requiring minimal friction.

Where Is 707 CE/P4A Bearing Used?
You’ll often find 707 CE/P4A Bearing in automotive applications like electric motors and transmissions, where its P4 tolerance class guarantees smooth, quiet operation. Its compact size (7 mm bore) fits neatly into tight spaces without compromising performance.

Built for Heavy-Duty Use: 707 CE/P4A Bearing
For robotics and automation, 707 CE/P4A Bearing offers reliable support in robotic arms and 3D printers, thanks to its high-speed capability (up to 190,000 rpm). The chrome steel construction ensures long-lasting durability even with frequent directional changes.

Medical vs Industrial: Where 707 CE/P4A Bearing Excels
In medical devices like dental drills, 707 CE/P4A Bearing’s precision and low vibration are crucial for patient comfort. Meanwhile, in industrial pumps, its ability to handle combined loads makes it a versatile choice for demanding conditions.

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