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Super Precision Angular Contact Ball Bearings S71922 ACD/P4ADGA

Super Precision Angular Contact Ball Bearings S71922 ACD/P4ADGA

The S71922 ACD/P4ADGA is a super precision angular contact ball bearing with a 110mm bore and 150mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 21510 lbf and spins smoothly at speeds up to 10000 RPM.

Its sealed design keeps grease in and contaminants out, while the phenolic cage ensures quiet, long-lasting performance. The bearing operates reliably in temperatures from -30°C to 110°C.

This model comes in a matched set of two, offering universal mounting options (back-to-back, face-to-face, or tandem). Ideal for high-precision applications like machine tool spindles or high-speed robotics.

Weighing 1.76kg, it’s a robust choice for demanding environments. Compliant with P4A tolerance standards for exceptional accuracy.

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Product Parameters

  • Part Number S71922 ACD/P4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 110 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 40 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 28
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • 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 21510 lbf
  • Static Radial Load 30825 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 1.76 kg
  • Price（$） 96.129
Super Precision Angular Contact Ball Bearings S71922 ACD/P4ADGA dimension drawing
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Features

Performance Features of S71922 ACD/P4ADGA Bearing

S71922 ACD/P4ADGA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and balls ensure durability under dynamic radial loads up to 21,510 lbf.

Its sealed design and grease lubrication reduce maintenance needs while maintaining performance.
The phenolic cage keeps the 28 balls aligned, minimising friction and wear.

With a maximum speed of 10,000 rpm, S71922 ACD/P4ADGA Bearing balances speed and precision.
The P4A tolerance class ensures consistent performance in high-precision applications.

S71922 ACD/P4ADGA Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its universal matching capability allows flexible arrangement options for varied needs.

Application

How Does S71922 ACD/P4ADGA Bearing Improve Performance?
S71922 ACD/P4ADGA Bearing is commonly used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The sealed design keeps contaminants out, making it reliable for long-term use.

In robotics, S71922 ACD/P4ADGA Bearing supports smooth movement in articulated arms, thanks to its extra-light preload and phenolic cage. The universal matching feature allows flexible arrangement in tight spaces.

For aerospace applications, S71922 ACD/P4ADGA Bearing’s chrome steel construction withstands high speeds and loads in components like landing gear systems. Its P4A tolerance class guarantees consistent performance under demanding conditions.

In medical imaging devices, S71922 ACD/P4ADGA Bearing’s low friction and grease lubrication ensure quiet operation. The matched set design simplifies installation, reducing downtime in critical equipment.

Q&A

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