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Super Precision Angular Contact Ball Bearings S71919 CD/P4ADBA

Super Precision Angular Contact Ball Bearings S71919 CD/P4ADBA

The S71919 CD/P4ADBA is a super precision angular contact ball bearing with a 95mm bore and 130mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 17842 lbf and operates smoothly at speeds up to 21000 RPM.

Its sealed design keeps grease in and contaminants out, while the phenolic cage ensures quiet, long-lasting performance. The 15° contact angle and extra-light preload make it ideal for high-precision applications.

This matched set of two bearings (DB arrangement) offers excellent stability under angular loads. Suitable for machine tools or spindle systems where accuracy and speed are key.

Weighing 1.19kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards for reliable performance in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number S71919 CD/P4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 130 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 36 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 28
  • Contact Angle 15°
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 17842 lbf
  • Static Radial Load 24750 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 21000 rpm
  • Weight 1.19 kg
Super Precision Angular Contact Ball Bearings S71919 CD/P4ADBA dimension drawing
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Features

Why Choose S71919 CD/P4ADBA Bearing for Precision Tasks?

S71919 CD/P4ADBA Bearing features a 15° contact angle, ensuring precise angular contact performance.
Its chrome steel rings and balls provide durability, while the phenolic cage reduces friction and wear.

With a dynamic radial load capacity of 17842 lbf, it handles demanding applications smoothly.
The P4A tolerance class guarantees high precision, making it ideal for critical tasks.

Sealed for protection, S71919 CD/P4ADBA Bearing operates reliably in various conditions.
Its maximum speed of 21,000 rpm ensures efficient performance in high-speed applications.

Application

Common Applications of S71919 CD/P4ADBA Bearing
In high-speed machine tools, S71919 CD/P4ADBA Bearing ensures smooth operation with its precision angular contact design. The matched arrangement of two bearings provides stability for demanding tasks like milling and grinding.

Where Is S71919 CD/P4ADBA Bearing Used?
You’ll often find S71919 CD/P4ADBA Bearing in automotive transmissions, where its extra light preload reduces friction. The sealed design keeps contaminants out, extending the bearing’s lifespan in harsh conditions.

Optimized for Performance: S71919 CD/P4ADBA Bearing
For robotics and automation, S71919 CD/P4ADBA Bearing offers reliable angular load support in articulated arms. Its phenolic cage reduces weight while maintaining strength for repetitive movements.

Medical vs Industrial: Where S71919 CD/P4ADBA Bearing Excels
In medical imaging devices, S71919 CD/P4ADBA Bearing’s P4A tolerance class ensures quiet, vibration-free rotation. Industrial pumps benefit from its grease lubrication, which handles continuous operation without overheating.

Light-Duty vs Heavy-Duty: Best Uses for S71919 CD/P4ADBA Bearing
While S71919 CD/P4ADBA Bearing suits light-duty applications like dental drills, it also performs well in heavy-duty gearboxes. The chrome steel construction balances durability with precision across different load requirements.

Q&A

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