+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
Super Precision Angular Contact Ball Bearings 71930 ACD/P4ADGB

Super Precision Angular Contact Ball Bearings 71930 ACD/P4ADGB

The 71930 ACD/P4ADGB is a super precision angular contact ball bearing with a 150mm bore and 210mm outer diameter, crafted from high-quality chrome steel. It’s designed for angular contact loads and operates smoothly at speeds up to 11,000 RPM.

With a 25° contact angle and light preload, it offers excellent radial load capacity, handling up to 40,050 lbf dynamically. The open design and phenolic cage ensure durability and easy maintenance.

This bearing comes in a matched set of two, suitable for universal mounting arrangements like back-to-back or face-to-face. Ideal for high-precision applications such as machine tools or spindle drives.

Weighing 5kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it ensures reliable performance in temperatures from -30°C to 110°C.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 71930 ACD/P4ADGB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 150 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 210 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 56 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 19.05 mm
  • Ball Qty 23
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 40050 lbf
  • Static Radial Load 56250 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 11000 rpm
  • Weight 5 kg
  • Price（$） 1636.65
Super Precision Angular Contact Ball Bearings 71930 ACD/P4ADGB dimension drawing
Download DWG Download PDF

Features

Performance Features of 71930 ACD/P4ADGB Bearing

71930 ACD/P4ADGB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure high durability under dynamic radial loads up to 40050 lbf.

The phenolic cage in 71930 ACD/P4ADGB Bearing reduces friction and noise, enhancing performance in precision tasks.
With a maximum speed of 11,000 rpm, it maintains efficiency without compromising reliability.

71930 ACD/P4ADGB Bearing operates in temperatures from -30°C to 110°C, suitable for varied industrial environments.
Its universal matching design allows flexible arrangement options like back-to-back or face-to-face configurations.

The P4A tolerance class ensures 71930 ACD/P4ADGB Bearing meets strict precision standards for demanding applications.
Light preload class B further enhances its smooth operation and longevity.

Application

Industrial Uses of 71930 ACD/P4ADGB Bearing
71930 ACD/P4ADGB Bearing is commonly used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The universal matching feature allows flexible arrangements, making it suitable for complex setups.

In aerospace applications, 71930 ACD/P4ADGB Bearing supports components like turbine shafts, thanks to its light preload and P4A tolerance class. The phenolic cage reduces friction, enhancing performance at high speeds.

For automation systems, 71930 ACD/P4ADGB Bearing excels in robotic arms, where its chrome steel construction ensures durability. The open design simplifies lubrication, maintaining smooth operation in continuous use.

Medical imaging devices benefit from 71930 ACD/P4ADGB Bearing’s precision, ensuring stable rotation in scanners. Its temperature range of -30°C to 110°C makes it reliable in various clinical environments.

In electric vehicles, 71930 ACD/P4ADGB Bearing is ideal for motor spindles, handling both radial and thrust loads efficiently. The metric sizing ensures compatibility with global automotive standards.

Q&A

SEND INQUIRY