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Super Precision Angular Contact Ball Bearings S71924 ACDGA/P4A

Super Precision Angular Contact Ball Bearings S71924 ACDGA/P4A

The S71924 ACDGA/P4A is a super precision angular contact ball bearing with a 120mm bore and 165mm outer diameter, crafted from durable chrome steel. Its 25° contact angle efficiently handles both radial and axial loads.

With a phenolic cage and grease lubrication, it spins smoothly at speeds up to 11000 RPM. The sealed design keeps contaminants out, ensuring reliable performance in temperatures from -30°C to 110°C.

This bearing is part of a universal matching set, suitable for back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tool spindles or medical equipment.

Weighing 1.21kg, it meets P4A tolerance standards for exceptional accuracy. Interchangeable with SKF bearings, it offers a practical solution for demanding industrial uses.

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Product Parameters

  • Part Number S71924 ACDGA/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 120 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 165 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 22 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 28
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 4
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 16380 lbf
  • Static Radial Load 19462 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 11000 rpm
  • Weight 1.21 kg
Super Precision Angular Contact Ball Bearings S71924 ACDGA/P4A dimension drawing
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Features

Performance Features of S71924 ACDGA/P4A Bearing

S71924 ACDGA/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure high durability and resistance to wear.

The phenolic cage in S71924 ACDGA/P4A Bearing enhances stability and reduces friction during high-speed operation.
With a maximum speed of 11,000 rpm, it delivers reliable performance in precision tasks.

S71924 ACDGA/P4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its sealed design protects against contaminants, ensuring smooth and long-lasting performance.

The extra light preload of S71924 ACDGA/P4A Bearing minimises friction, contributing to energy efficiency.
Its dynamic radial load capacity of 16,380 lbf makes it suitable for demanding applications.

Application

Industrial Uses of S71924 ACDGA/P4A Bearing
S71924 ACDGA/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction helps maintain performance in environments with dust or debris.

In robotics, S71924 ACDGA/P4A Bearing supports articulated arms, providing smooth movement and reliability. Its extra-light preload reduces friction, making it ideal for repetitive tasks.

For aerospace applications, S71924 ACDGA/P4A Bearing’s phenolic cage and chrome steel components offer durability in critical systems. The P4A tolerance class ensures consistent performance under demanding conditions.

What Makes S71924 ACDGA/P4A Bearing a Preferred Choice?
S71924 ACDGA/P4A Bearing is often selected for electric motors due to its high-speed capability and grease lubrication. The 25° contact angle balances radial and axial loads effectively.

In medical imaging devices, S71924 ACDGA/P4A Bearing’s precision reduces vibration, enhancing image clarity. Its temperature range suits both sterile and industrial settings.

Built for Heavy-Duty Use: S71924 ACDGA/P4A Bearing
S71924 ACDGA/P4A Bearing handles heavy loads in industrial pumps, where its dynamic radial load capacity ensures longevity. The metric sizing simplifies integration into existing systems.

For automation equipment, S71924 ACDGA/P4A Bearing’s universal matching allows flexible configurations. Its tandem arrangement supports high thrust loads in compact spaces.

Automotive vs Aerospace: Applications of S71924 ACDGA/P4A Bearing
In automotive transmissions, S71924 ACDGA/P4A Bearing provides smooth gear shifts with minimal noise. The chrome steel construction resists wear over time.

Aerospace systems benefit from S71924 ACDGA/P4A Bearing’s reliability in flight control mechanisms. Its lightweight design doesn’t compromise strength or precision.

Q&A

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