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Super Precision Angular Contact Ball Bearings 71804 ACD/P4QFCC
Super Precision Angular Contact Ball Bearings 71804 ACD/P4QFCC

Super Precision Angular Contact Ball Bearings 71804 ACD/P4QFCC

The 71804 ACD/P4QFCC is a super precision angular contact ball bearing with a 20mm bore and 32mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 2151 lbf and operates smoothly at speeds up to 121,000 RPM.

With a 25° contact angle and moderate preload, it offers excellent stability for angular loads. The phenolic cage ensures quiet operation and durability, even under demanding conditions.

This bearing comes in a matched set of four, arranged >><< for balanced performance. Ideal for high-precision applications like machine tool spindles or dental equipment where accuracy is key. Weighing just 0.072kg, it's lightweight yet robust. It works well in temperatures from -30°C to 110°C and is interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71804 ACD/P4QFCC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 20 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 32 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 28 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 17
  • Contact Angle 25°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 4 bearings >><< QFC
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 2151 lbf
  • Static Radial Load 2250 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 121000 rpm
  • Weight 0.072 kg

Features

Engineered for Precision: 71804 ACD/P4QFCC Bearing

71804 ACD/P4QFCC Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 2151 lbf, it handles demanding tasks efficiently.
The P4 tolerance class guarantees consistent performance in precision machinery.

Designed for high-speed applications, 71804 ACD/P4QFCC Bearing supports speeds up to 121,000 rpm.
Its moderate preload (Class C) enhances stability without compromising flexibility.

The open seal design allows easy lubrication, maintaining performance in varied conditions.
Its compact size (20 mm×32 mm×28 mm) makes it ideal for space-constrained installations.

Application

Essential Roles of 71804 ACD/P4QFCC Bearing
71804 ACD/P4QFCC Bearing is widely used in high-precision machine tools, where its moderate preload and angular contact design ensure accurate performance. The phenolic cage reduces friction, making it suitable for continuous operation.

How Does 71804 ACD/P4QFCC Bearing Improve Performance?
In robotics, 71804 ACD/P4QFCC Bearing enhances motion control in robotic arms, thanks to its 25° contact angle and P4 tolerance. The matched arrangement of four bearings provides stability in dynamic applications.

Built for Heavy-Duty Use: 71804 ACD/P4QFCC Bearing
This bearing excels in industrial pumps, handling both radial and axial loads with ease. Its chrome steel construction offers durability, even in demanding environments.

Automotive vs Aerospace: Applications of 71804 ACD/P4QFCC Bearing
In automotive systems, 71804 ACD/P4QFCC Bearing supports gearbox components, while in aerospace, it’s used in actuators for its high-speed capability. The open design allows for effective lubrication.

Perfect Fit for Automation: 71804 ACD/P4QFCC Bearing
71804 ACD/P4QFCC Bearing is ideal for CNC machines, where precision and speed are critical. Its 17-ball design ensures smooth rotation, reducing vibration during operation.

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