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Super Precision Angular Contact Ball Bearings S71909 ACEGA/HCP4A

Super Precision Angular Contact Ball Bearings S71909 ACEGA/HCP4A

The S71909 ACEGA/HCP4A is a super precision angular contact ball bearing with a 45mm bore and 68mm outer diameter, crafted from high-quality chrome steel. Its compact 12mm width makes it suitable for tight spaces while maintaining excellent performance.

With a 25° contact angle and ceramic balls, it handles radial loads up to 2194 lbf and spins smoothly at speeds up to 41,000 RPM. The phenolic cage ensures durability and reduces friction during operation.

Sealed for protection, this bearing comes pre-greased and works in temperatures from -30°C to 110°C. It’s ideal for high-speed applications like machine tool spindles or precision instruments.

Weighing just 0.11kg, it’s lightweight yet robust. Compliant with P4A tolerance standards, it offers reliable performance for demanding setups. The bearing can be paired in back-to-back, face-to-face, or tandem arrangements for versatile use.

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Product Parameters

  • Part Number S71909 ACEGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 68 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 12 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 21
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • 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 2194 lbf
  • Static Radial Load 1440 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.11 kg
Super Precision Angular Contact Ball Bearings S71909 ACEGA/HCP4A dimension drawing
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Features

Performance Features of S71909 ACEGA/HCP4A Bearing

S71909 ACEGA/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, offering high precision and durability.
Its 25° contact angle ensures efficient handling of combined radial and axial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 2194 lbf, it suits demanding applications.

S71909 ACEGA/HCP4A Bearing operates smoothly at speeds up to 41,000 rpm.
Its sealed design and grease lubrication minimise maintenance needs.

The P4A tolerance class guarantees consistent precision in high-speed operations.
This bearing is ideal for applications requiring reliable angular contact performance.

Application

Industrial Uses of S71909 ACEGA/HCP4A Bearing
S71909 ACEGA/HCP4A Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The sealed design helps keep contaminants out, ensuring long-term performance in demanding environments.

Where Is S71909 ACEGA/HCP4A Bearing Used?
In automotive applications, S71909 ACEGA/HCP4A Bearing works well in electric motor systems, thanks to its angular contact design and extra-light preload. The metric sizing makes it a versatile choice for various vehicle models.

Perfect Fit for Automation: S71909 ACEGA/HCP4A Bearing
S71909 ACEGA/HCP4A Bearing is ideal for robotic arms and precision automation equipment, where its P4A tolerance class ensures accurate movement. The grease lubrication also extends service life in continuous operation.

Medical vs Industrial: Where S71909 ACEGA/HCP4A Bearing Excels
In medical imaging devices, S71909 ACEGA/HCP4A Bearing provides smooth rotation due to its ceramic balls and chrome steel rings. For industrial uses, it handles high-speed spindles with reliability and minimal maintenance.

Key Fields for S71909 ACEGA/HCP4A Bearing
S71909 ACEGA/HCP4A Bearing suits aerospace applications, where its lightweight and high-speed capabilities are beneficial. The temperature range also makes it adaptable to various operating conditions.

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