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Super Precision Angular Contact Ball Bearings 7003 CD/P4ATBTC
Super Precision Angular Contact Ball Bearings 7003 CD/P4ATBTC

Super Precision Angular Contact Ball Bearings 7003 CD/P4ATBTC

The 7003 CD/P4ATBTC is a super precision angular contact ball bearing with a 17mm bore and 35mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 3285 lbf and operates smoothly at high speeds up to 121,000 RPM.

Its 15° contact angle and matched set of three bearings provide stable performance under angular loads. The phenolic cage ensures quiet operation and long service life.

This bearing is lubricated for easy maintenance and works in temperatures from -30°C to 110°C. Ideal for precision applications like machine tool spindles or high-speed motors where accuracy is key.

Weighing just 0.11kg, it’s lightweight yet robust. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for reliable replacements.

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Product Parameters

  • Part Number 7003 CD/P4ATBTC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 17 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 35 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 30 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 12
  • 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 Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 3285 lbf
  • Static Radial Load 2171 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 121000 rpm
  • Weight 0.11 kg

Features

Performance Features of 7003 CD/P4ATBTC Bearing

7003 CD/P4ATBTC Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, while the phenolic cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 3285 lbf, it handles demanding conditions reliably.
The matched arrangement of three bearings provides balanced performance in precision setups.

7003 CD/P4ATBTC Bearing operates efficiently at speeds up to 121,000 rpm.
Its moderate preload (Class C) ensures stability without excessive friction.

The open design allows for easy lubrication, maintaining performance in temperatures from -30°C to 110°C.
Its P4A tolerance class guarantees precision in high-accuracy applications.

Application

Where Is 7003 CD/P4ATBTC Bearing Used?
In precision machine tools, 7003 CD/P4ATBTC Bearing handles high-speed rotations with its angular contact design, ensuring accurate positioning for milling and grinding operations. The matched set arrangement improves stability in demanding setups.

How Does 7003 CD/P4ATBTC Bearing Improve Performance?
For robotic arms, 7003 CD/P4ATBTC Bearing’s moderate preload reduces vibration, enabling smoother movements in automated assembly lines. Its phenolic cage offers quiet operation, ideal for sensitive environments.

Key Fields for 7003 CD/P4ATBTC Bearing
In medical imaging devices, 7003 CD/P4ATBTC Bearing’s P4A tolerance class ensures minimal runout, critical for clear scan results. The chrome steel construction also resists corrosion in sterilisation processes.

Built for Heavy-Duty Use: 7003 CD/P4ATBTC Bearing
For aerospace applications, 7003 CD/P4ATBTC Bearing withstands radial and axial loads in flight control systems. Its lubricated design maintains performance across a wide temperature range.

Automotive vs Aerospace: Applications of 7003 CD/P4ATBTC Bearing
In automotive transmissions, 7003 CD/P4ATBTC Bearing supports gear shifts with its angular contact capability. Meanwhile, in aerospace, its high-speed tolerance suits auxiliary power units.

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