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Super Precision Angular Contact Ball Bearings 7034 CD/HCP4A

Super Precision Angular Contact Ball Bearings 7034 CD/HCP4A

The 7034 CD/HCP4A is a super precision angular contact ball bearing with a 170mm bore and 260mm outer diameter, designed for high-performance applications. Its 15° contact angle and ceramic balls ensure smooth operation under heavy radial loads up to 47700 lbf.

The open design and phenolic cage allow for easy lubrication and maintenance, while the P4 tolerance class guarantees exceptional accuracy. It can handle speeds up to 10000 RPM and operates in temperatures from -30°C to 110°C.

This bearing is interchangeable with SKF models, making it a versatile choice for replacements. Ideal for precision machinery like CNC spindles or high-speed robotics where accuracy and durability are key.

Weighing 5.93kg, it’s robust yet manageable for its size. The chrome steel rings and ceramic balls provide a long service life even in demanding conditions.

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Product Parameters

  • Part Number 7034 CD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 170 mm
  • Bore Dia Tolerance -0.01mm to 0
  • Outer Dia 260 mm
  • Outer Dia Tolerance -0.013mm to 0
  • Width 42 mm
  • Width Tolerance -0.24mm to 0
  • Ball Dia 26.988 mm
  • Ball Qty 22
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 47700 lbf
  • Static Radial Load 55125 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 10000 rpm
  • Weight 5.93 kg
  • Price（$） 2644.641
Super Precision Angular Contact Ball Bearings 7034 CD/HCP4A dimension drawing
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Features

Performance Features of 7034 CD/HCP4A Bearing

7034 CD/HCP4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.
The phenolic cage ensures smooth operation, even at high speeds up to 10,000 rpm.
With a dynamic radial load capacity of 47,700 lbf, it handles demanding conditions reliably.

Application

Industrial Uses of 7034 CD/HCP4A Bearing
The 7034 CD/HCP4A Bearing is well-suited for high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load handling. Its ceramic balls reduce friction, making it ideal for high-speed spindle applications.

In aerospace components, 7034 CD/HCP4A Bearing provides reliable performance in gearboxes and rotor systems due to its phenolic cage and P4 tolerance class. The matched arrangement option further enhances stability in critical flight systems.

For automation equipment, 7034 CD/HCP4A Bearing’s open design simplifies lubrication in robotic arms and CNC machinery. The chrome steel rings offer durability, while the ceramic balls maintain smooth operation under continuous use.

Medical imaging devices benefit from 7034 CD/HCP4A Bearing’s precision, ensuring quiet and vibration-free performance in MRI scanners. The lubricated design also minimises maintenance needs in sterile environments.

In heavy-duty industrial fans, 7034 CD/HCP4A Bearing handles both radial and axial loads efficiently. Its wide temperature range (-30° to 110°C) makes it adaptable to various operating conditions.

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