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Super Precision Angular Contact Ball Bearings S71908 ACB/HCP4ADBA

Super Precision Angular Contact Ball Bearings S71908 ACB/HCP4ADBA

The S71908 ACB/HCP4ADBA is a super precision angular contact ball bearing, measuring 40mm by 62mm by 24mm, crafted from chrome steel with ceramic balls for enhanced durability. It handles radial loads up to 1843 lbf and reaches speeds of 41,000 RPM, making it suitable for high-performance applications.

Its sealed design and phenolic cage ensure smooth operation with minimal maintenance, while the 25° contact angle provides excellent load distribution. The matched pair arrangement (DB) with extra light preload offers stability for precise machinery.

This bearing is ideal for high-speed spindles or precision tools where accuracy is crucial. It operates efficiently in temperatures from -30°C to 110°C and comes pre-lubricated with grease for easy installation.

Weighing 0.24kg, it’s a lightweight yet robust choice for demanding environments. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for seamless replacements.

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Product Parameters

  • Part Number S71908 ACB/HCP4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 62 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.969 mm
  • Ball Qty 28
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1843 lbf
  • Static Radial Load 1755 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.24 kg
Super Precision Angular Contact Ball Bearings S71908 ACB/HCP4ADBA dimension drawing
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Features

Performance Features of S71908 ACB/HCP4ADBA Bearing

S71908 ACB/HCP4ADBA Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
Its ceramic balls and chrome steel rings enhance durability while reducing friction.

The sealed design and grease lubrication ensure smooth operation, even at high speeds up to 41,000 rpm.
Phenolic cage material provides stability and reduces wear over time.

With a dynamic radial load capacity of 1843 lbf, it handles demanding tasks reliably.
The extra light preload (Class A) ensures minimal resistance and improved efficiency.

S71908 ACB/HCP4ADBA Bearing operates in temperatures from -30°C to 110°C, suitable for various environments.
Its matched arrangement (2 bearings DB) offers balanced performance for angular contact loads.

Application

Industrial Uses of S71908 ACB/HCP4ADBA Bearing
S71908 ACB/HCP4ADBA Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate performance. The ceramic balls and phenolic cage reduce friction, making it ideal for demanding industrial environments.

Where Is S71908 ACB/HCP4ADBA Bearing Used?
In automotive applications, S71908 ACB/HCP4ADBA Bearing supports components like electric motors and transmissions, where its extra light preload enhances efficiency. The sealed design also protects against contaminants in harsh driving conditions.

Perfect Fit for Automation: S71908 ACB/HCP4ADBA Bearing
S71908 ACB/HCP4ADBA Bearing excels in robotic arms and automated systems, thanks to its high-speed capability and matched arrangement. The P4A tolerance class ensures consistent performance in precision-driven tasks.

Medical vs Industrial: Where S71908 ACB/HCP4ADBA Bearing Excels
For medical imaging devices, S71908 ACB/HCP4ADBA Bearing offers reliable operation with minimal vibration, crucial for clear diagnostics. In industrial settings, its grease lubrication extends service life even under continuous use.

Key Fields for S71908 ACB/HCP4ADBA Bearing
S71908 ACB/HCP4ADBA Bearing is a go-to choice for 3D printers, where its smooth rotation and low heat generation improve print quality. The chrome steel rings provide durability, ensuring long-term reliability in frequent-use scenarios.

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