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Super Precision Angular Contact Ball Bearings 7004 FE/HCP4ADT
Super Precision Angular Contact Ball Bearings 7004 FE/HCP4ADT

Super Precision Angular Contact Ball Bearings 7004 FE/HCP4ADT

The 7004 FE/HCP4ADT is a super precision angular contact ball bearing with a 20mm bore and 42mm outer diameter, crafted from chrome steel for durability. It features a 18° contact angle and comes in a matched set of two bearings for balanced performance.

This bearing handles radial loads up to 2678 lbf and can reach speeds of 121,000 RPM, thanks to its ceramic balls and phenolic cage. It operates smoothly in temperatures from -30°C to 110°C.

Its open design allows for easy lubrication, while the P4A tolerance class ensures high precision. The matched arrangement (DT) provides stability under angular loads.

Ideal for high-speed applications like machine tool spindles or precision instruments. Weighing just 0.11kg, it’s lightweight yet robust for demanding environments. Compatible with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 7004 FE/HCP4ADT
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 20 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 42 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 12
  • Contact Angle 18°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings << DT
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 2678 lbf
  • Static Radial Load 1508 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 121000 rpm
  • Weight 0.11 kg

Features

Performance Features of 7004 FE/HCP4ADT Bearing

7004 FE/HCP4ADT Bearing is designed with a 18° contact angle, optimised for angular contact load applications.
Its chrome steel rings and ceramic balls ensure smooth operation and reduced friction.
The phenolic cage maintains ball alignment, enhancing durability and performance.
With a maximum speed of 121,000 rpm, it is suitable for high-speed precision tasks.

How Does 7004 FE/HCP4ADT Bearing Reduce Friction?

7004 FE/HCP4ADT Bearing uses ceramic balls and chrome steel rings to minimise friction during operation.
The phenolic cage design further reduces wear, ensuring long-lasting performance.
Its preload availability allows for precise adjustments, enhancing efficiency.
The bearing can handle dynamic radial loads up to 2678 lbf, making it reliable for various applications.

Engineered for Precision: 7004 FE/HCP4ADT Bearing

7004 FE/HCP4ADT Bearing is precision-crafted with a P4A tolerance class for high accuracy.
The matched arrangement of two bearings ensures stability and consistent performance.
Its open seal type allows for easy lubrication, maintaining smooth operation.
The bearing operates efficiently within a temperature range of -30°C to 110°C.

Steel vs Ceramic Bearings: Strengths of 7004 FE/HCP4ADT Bearing

7004 FE/HCP4ADT Bearing combines chrome steel rings with ceramic balls for superior performance.
This hybrid design offers reduced friction and increased durability compared to traditional steel bearings.
The phenolic cage provides additional stability, ensuring reliable operation under high speeds.
With a dynamic radial load capacity of 2678 lbf, it handles demanding applications with ease.

Application

Common Applications of 7004 FE/HCP4ADT Bearing
7004 FE/HCP4ADT Bearing is widely used in high-speed machine tools, where its precision and ceramic balls ensure smooth operation. The matched arrangement with preload makes it ideal for applications requiring minimal deflection.

In robotics, 7004 FE/HCP4ADT Bearing supports articulated arms, offering reliable performance under angular loads. Its phenolic cage reduces friction, enhancing efficiency in automated systems.

For medical imaging devices, 7004 FE/HCP4ADT Bearing’s P4A tolerance class guarantees accuracy in critical components. The chrome steel rings and ceramic balls provide durability in sterile environments.

Automotive enthusiasts appreciate 7004 FE/HCP4ADT Bearing in performance gearboxes, where its high-speed capability shines. The open design allows for easy lubrication, extending service life.

In 3D printers, 7004 FE/HCP4ADT Bearing ensures precise linear motion, thanks to its low-friction design. The metric dimensions make it compatible with most European and Asian models.

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