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Super Precision Angular Contact Ball Bearings 7004 CDGA/HCP4A
Super Precision Angular Contact Ball Bearings 7004 CDGA/HCP4A

Super Precision Angular Contact Ball Bearings 7004 CDGA/HCP4A

The 7004 CDGA/HCP4A 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 15° contact angle and ceramic balls for smooth operation at high speeds up to 63,000 RPM.

This open-design bearing handles radial loads up to 1960 lbf and comes pre-lubricated for immediate use. Its phenolic cage ensures quiet performance, making it suitable for precision applications.

The bearing is part of a universal matching set, allowing flexible arrangements like back-to-back or face-to-face mounting. Ideal for high-speed spindles or machine tools where accuracy is key.

Weighing just 0.06kg, it operates in temperatures from -30°C to 110°C. Compliant with P4A tolerance class, it offers reliable performance for demanding industrial uses.

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Product Parameters

  • Part Number 7004 CDGA/HCP4A
  • 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 12 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 12
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • 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 1960 lbf
  • Static Radial Load 968 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 63000 rpm
  • Weight 0.06 kg
  • Price($) 77.58

Features

Performance Features of 7004 CDGA/HCP4A Bearing

7004 CDGA/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 15° contact angle provides excellent load distribution, making it ideal for angular contact applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a dynamic radial load capacity of 1960 lbf, it handles demanding conditions reliably.

7004 CDGA/HCP4A Bearing operates efficiently at speeds up to 63,000 rpm, balancing performance and longevity.
Its extra light preload ensures minimal resistance, perfect for precision machinery.

The open design allows for easy lubrication, maintaining optimal performance over time.
With a temperature range of -30°C to 110°C, it adapts to various working environments.

Application

Industrial Uses of 7004 CDGA/HCP4A Bearing
7004 CDGA/HCP4A Bearing is commonly used in high-speed machine spindles, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4A tolerance ensures precise alignment for smooth operation in demanding conditions.

What Makes 7004 CDGA/HCP4A Bearing a Preferred Choice?
In robotics, 7004 CDGA/HCP4A Bearing offers reliable angular contact support for articulated arms, thanks to its extra-light preload and 15° contact angle. The chrome steel rings provide durability while maintaining low vibration levels.

Perfect Fit for Automation: 7004 CDGA/HCP4A Bearing
This bearing works well in 3D printers, where its high-speed capability (up to 63,000 rpm) and metric sizing suit precision linear motion systems. The open design allows for easy lubrication during maintenance cycles.

Medical vs Industrial: Where 7004 CDGA/HCP4A Bearing Excels
7004 CDGA/HCP4A Bearing performs reliably in medical imaging devices, with ceramic balls minimising electrical interference. In industrial settings, its universal matching feature simplifies installation in paired configurations like back-to-back arrangements.

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