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Super Precision Angular Contact Ball Bearings S7019 CDGA/HCP4A

Super Precision Angular Contact Ball Bearings S7019 CDGA/HCP4A

The S7019 CDGA/HCP4A is a super precision angular contact ball bearing with a 95mm bore and 145mm outer diameter, crafted from durable chrome steel. Its 15° contact angle and ceramic balls ensure smooth operation under high speeds.

This sealed bearing handles radial loads up to 18428 lbf and spins at speeds up to 15000 RPM. The phenolic cage and grease lubrication make it low-maintenance and long-lasting in temperatures from -30°C to 110°C.

Available in matched sets of four, it offers flexible arrangements (back-to-back, face-to-face, or tandem). Ideal for high-precision applications like machine tool spindles or aerospace components.

Weighing 1.01kg, it meets P4A tolerance standards for exceptional accuracy. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number S7019 CDGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 145 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 21
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 18428 lbf
  • Static Radial Load 18000 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 1.01 kg
Super Precision Angular Contact Ball Bearings S7019 CDGA/HCP4A dimension drawing
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Features

Performance Features of S7019 CDGA/HCP4A Bearing

S7019 CDGA/HCP4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its ceramic balls and chrome steel rings enhance durability while reducing friction for smoother operation.

The phenolic cage in S7019 CDGA/HCP4A Bearing ensures stable performance at high speeds, up to 15,000 rpm.
With a dynamic radial load capacity of 18428 lbf, it handles demanding conditions with ease.

S7019 CDGA/HCP4A Bearing operates efficiently in temperatures from -30°C to 110°C, suitable for various environments.
Its sealed design and grease lubrication minimise maintenance needs, ensuring long-term reliability.

Application

Super Precision Angular Contact Ball Bearings S7019 CDGA/HCP4A are commonly used in high-speed machine tools, where their 15° contact angle ensures accurate radial and axial load handling. The ceramic balls reduce friction, making them ideal for precision grinding applications.

In aerospace components, S7019 CDGA/HCP4A Bearings provide reliable performance in gearboxes and rotor systems due to their extra light preload and P4A tolerance class. Their matched arrangement simplifies installation in complex assemblies.

For robotics, S7019 CDGA/HCP4A Bearings offer smooth motion control in articulated arms, thanks to their phenolic cage and grease lubrication. The sealed design also helps maintain performance in dusty or humid environments.

Medical imaging devices benefit from S7019 CDGA/HCP4A Bearings’ low vibration and high-speed capabilities, ensuring clear scans. The chrome steel rings add durability for long-term use in critical applications.

In electric vehicle motors, S7019 CDGA/HCP4A Bearings handle angular loads efficiently, contributing to energy savings. Their universal matching feature allows flexible configurations for different motor designs.

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