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Super Precision Angular Contact Ball Bearings S7003 ACE/HCP4A

Super Precision Angular Contact Ball Bearings S7003 ACE/HCP4A

The S7003 ACE/HCP4A is a super precision angular contact ball bearing with a compact size of 17mm by 35mm by 10mm, crafted from chrome steel and ceramic balls. It handles radial loads up to 1258 lbf and spins at impressive speeds of up to 68,000 RPM.

Its 25° contact angle and sealed design ensure smooth operation, while the phenolic cage adds durability. The bearing comes preloaded for immediate use, reducing setup time.

Ideal for high-speed applications like machine tool spindles or precision instruments, it operates in temperatures from -30°C to 110°C. Weighing just 0.032kg, it’s lightweight yet robust.

Compatible with SKF bearings, this model meets P4 tolerance standards for exceptional accuracy. The ceramic balls reduce friction, enhancing performance in demanding environments.

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Product Parameters

  • Part Number S7003 ACE/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 17 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 35 mm
  • Outer Dia Tolerance -0.006mm to 0
  • Width 10 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 12
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1258 lbf
  • Static Radial Load 551 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 68000 rpm
  • Weight 0.032 kg
  • Price（$） 93.186
Super Precision Angular Contact Ball Bearings S7003 ACE/HCP4A dimension drawing
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Features

Why Choose S7003 ACE/HCP4A Bearing for Precision Tasks?

S7003 ACE/HCP4A Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its ceramic balls and chrome steel rings ensure smooth operation with minimal friction.

The phenolic cage maintains ball alignment, enhancing durability even at high speeds up to 68,000 rpm.
With a P4 tolerance class, it delivers consistent performance in demanding conditions.

Sealed design and preload availability make S7003 ACE/HCP4A Bearing suitable for matched arrangements.
Its compact 17 mm×35 mm×10 mm size fits seamlessly into precision machinery.

Application

Key Fields for S7003 ACE/HCP4A Bearing
S7003 ACE/HCP4A Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate spindle rotation. The ceramic balls reduce friction, making it suitable for prolonged operation.

In robotics, S7003 ACE/HCP4A Bearing provides smooth motion control for articulated arms and joints. Its sealed design helps keep out contaminants, which is vital in dusty or humid environments.

For medical imaging devices, S7003 ACE/HCP4A Bearing’s phenolic cage offers quiet operation, essential for sensitive equipment. The P4 tolerance class guarantees the consistency needed in diagnostic applications.

Automotive applications like electric power steering systems benefit from S7003 ACE/HCP4A Bearing’s ability to handle combined loads. The lubricated design ensures long service life even under constant use.

In 3D printers, S7003 ACE/HCP4A Bearing’s high-speed capability supports precise linear motion. Its compact size fits well in space-constrained designs without compromising performance.

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