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Super Precision Angular Contact Ball Bearings S7004 CD/HCP4A
Super Precision Angular Contact Ball Bearings S7004 CD/HCP4A

Super Precision Angular Contact Ball Bearings S7004 CD/HCP4A

The S7004 CD/HCP4A is a super precision angular contact ball bearing with a 20mm bore and 42mm outer diameter, designed for high-speed applications. Its 15° contact angle and ceramic balls ensure smooth operation under radial loads up to 1960 lbf.

The sealed design keeps lubrication in and contaminants out, while the phenolic cage offers quiet performance. With a maximum speed of 50,000 RPM, it’s built for demanding environments like machine tools or spindle drives.

This bearing meets P4 tolerance standards (ABEC-7) for exceptional accuracy. It’s interchangeable with SKF models, making replacements straightforward. Ideal for precision equipment where low friction and reliability are key.

Weighing just 0.06kg, it’s lightweight yet durable, suitable for temperatures from -30°C to 110°C. Preload and matched arrangements are available for custom setups.

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Product Parameters

  • Part Number S7004 CD/HCP4A
  • 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 Sealed
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1960 lbf
  • Static Radial Load 968 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 50000 rpm
  • Weight 0.06 kg
  • Price($) 19.656

Features

How Is S7004 CD/HCP4A Bearing Engineered for Reliability?

S7004 CD/HCP4A Bearing features a 15° contact angle, optimised for precision angular contact applications.
The ceramic balls and chrome steel rings enhance durability while reducing friction.

With a dynamic radial load capacity of 1960 lbf, it handles demanding conditions effortlessly.
Its phenolic cage ensures smooth operation even at high speeds up to 50,000 rpm.

The sealed design protects against contaminants, extending maintenance intervals.
Precision P4 tolerance guarantees consistent performance in critical applications.

Lubrication is pre-applied, ensuring immediate readiness for installation.
Its compact size (20 mm×42 mm×12 mm) makes it ideal for space-constrained setups.

Application

Key Fields for S7004 CD/HCP4A Bearing
S7004 CD/HCP4A Bearing is widely used in high-speed machine tools, where its precision and angular contact design ensure smooth operation. The ceramic balls reduce friction, making it ideal for applications requiring minimal heat generation.

In robotics, S7004 CD/HCP4A Bearing provides reliable performance in articulated arms and joints, thanks to its phenolic cage and sealed design. This helps maintain accuracy even in repetitive motion scenarios.

For medical imaging equipment, S7004 CD/HCP4A Bearing’s P4 tolerance class ensures the precision needed for clear diagnostics. The chrome steel rings add durability, while the lubricated design extends service life.

In aerospace applications, S7004 CD/HCP4A Bearing supports components like gyroscopes, where its high-speed capability and stability are crucial. The matched arrangement option also allows for custom configurations.

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