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Super Precision Angular Contact Ball Bearings 7018 CD/HCP4ATBTA

Super Precision Angular Contact Ball Bearings 7018 CD/HCP4ATBTA

The 7018 CD/HCP4ATBTA is a super precision angular contact ball bearing with a 90mm bore and 140mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and comes in a set of three matched bearings for extra stability.

With a dynamic radial load capacity of 38700 lbf and a max speed of 15000 RPM, it performs smoothly under demanding conditions. The ceramic balls and phenolic cage reduce friction, enhancing its longevity.

Its open design allows for easy lubrication, while the P4A tolerance class ensures precise operation. Ideal for high-speed applications like machine tool spindles or precision equipment.

The bearing operates efficiently in temperatures from -30°C to 110°C and weighs 3.04kg. It’s interchangeable with SKF bearings, making it a versatile choice for replacements.

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Product Parameters

  • Part Number 7018 CD/HCP4ATBTA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 90 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 140 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 72 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 20
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 38700 lbf
  • Static Radial Load 51300 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 3.04 kg
Super Precision Angular Contact Ball Bearings 7018 CD/HCP4ATBTA dimension drawing
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Features

Performance Features of 7018 CD/HCP4ATBTA Bearing

7018 CD/HCP4ATBTA Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.

The chrome steel rings and ceramic balls enhance durability while reducing friction for smoother operation.

With a dynamic radial load capacity of 38,700 lbf, it handles demanding conditions reliably.

Its phenolic cage ensures stability at high speeds, supporting up to 15,000 rpm.

Application

Key Fields for 7018 CD/HCP4ATBTA Bearing
7018 CD/HCP4ATBTA Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it suitable for high-speed operations.

In aerospace applications, 7018 CD/HCP4ATBTA Bearing handles both radial and axial loads in components like landing gear systems. Its phenolic cage offers excellent heat resistance, crucial for demanding flight conditions.

For robotics, 7018 CD/HCP4ATBTA Bearing provides smooth motion in articulated arms, thanks to its extra light preload. The matched set arrangement enhances stability in repetitive tasks.

Medical imaging devices benefit from 7018 CD/HCP4ATBTA Bearing’s low vibration and high precision. The chrome steel rings ensure durability in sensitive diagnostic equipment.

In automotive testing rigs, 7018 CD/HCP4ATBTA Bearing supports high-speed shafts with minimal noise. Its P4A tolerance class guarantees consistent performance under varying loads.

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