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Super Precision Angular Contact Ball Bearings S7004 ACDGA/HCP4A

Super Precision Angular Contact Ball Bearings S7004 ACDGA/HCP4A

The S7004 ACDGA/HCP4A is a super precision angular contact ball bearing with a 20mm bore and 42mm outer diameter, crafted from durable chrome steel. It features a 25° contact angle and ceramic balls for smooth operation.

Designed for angular contact loads, it handles up to 1872 lbf dynamically and spins at speeds up to 100,500 RPM. The sealed design keeps grease in and contaminants out, ensuring long-lasting performance.

Its phenolic cage and P4A tolerance class make it ideal for high-precision applications. Suitable for use in pairs or sets, it can be arranged back-to-back, face-to-face, or tandem.

Perfect for CNC spindles or high-speed machinery, this bearing operates in temperatures from -30°C to 110°C. Weighing just 0.06kg, it’s lightweight yet robust for demanding environments.

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Product Parameters

  • Part Number S7004 ACDGA/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 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • 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 1872 lbf
  • Static Radial Load 934 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 100500 rpm
  • Weight 0.06 kg
Super Precision Angular Contact Ball Bearings S7004 ACDGA/HCP4A dimension drawing
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Features

Performance Features of S7004 ACDGA/HCP4A Bearing

S7004 ACDGA/HCP4A Bearing is designed with a 25° contact angle, ideal for high-precision angular contact 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 100,500 rpm, it excels in high-speed environments.

S7004 ACDGA/HCP4A Bearing’s extra light preload ensures minimal resistance and optimal efficiency.
Its sealed design and grease lubrication reduce maintenance needs while extending service life.

The bearing operates efficiently within a temperature range of -30°C to 110°C.
Its dynamic radial load capacity of 1872 lbf makes it suitable for demanding applications.

Application

Common Applications of S7004 ACDGA/HCP4A Bearing
S7004 ACDGA/HCP4A Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The sealed design keeps contaminants out, ensuring long-lasting performance.

In robotics, S7004 ACDGA/HCP4A Bearing provides smooth motion control for articulated arms, thanks to its precise angular contact design. The extra-light preload makes it ideal for applications requiring minimal resistance.

For medical imaging devices, S7004 ACDGA/HCP4A Bearing’s P4A tolerance class ensures the accuracy needed for delicate diagnostics. Its grease lubrication maintains quiet operation, crucial in sensitive environments.

Automotive electric motors benefit from S7004 ACDGA/HCP4A Bearing’s ability to handle both radial and axial loads efficiently. The chrome steel rings offer durability, while the ceramic balls enhance speed capabilities.

In 3D printers, S7004 ACDGA/HCP4A Bearing’s high-speed performance and low friction contribute to precise layering. The metric sizing ensures compatibility with a variety of printer models.

Q&A

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