Super Precision Angular Contact Ball Bearings S7012 ACD/P4AQBTC

Super Precision Angular Contact Ball Bearings S7012 ACD/P4AQBTC

The S7012 ACD/P4AQBTC is a super precision angular contact ball bearing with a 60mm bore and 95mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 22725 lbf and operates smoothly at speeds up to 32500 RPM.

Its sealed design keeps grease in and contaminants out, while the phenolic cage ensures quiet, long-lasting performance. The 25° contact angle and moderate preload (Class C) provide excellent stability for high-precision applications.

This bearing comes in a matched set of four (QBT arrangement), making it ideal for machine tools or spindle systems where accuracy is crucial. It works well in temperatures from -30°C to 110°C.

Weighing 1.63kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacements. Perfect for demanding industrial or precision engineering tasks.

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Product Parameters

  • Part Number S7012 ACD/P4AQBTC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 95 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 72 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 19
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement 4 bearings <>>> QBT
  • 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 22725 lbf
  • Static Radial Load 29700 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 32500 rpm
  • Weight 1.63 kg

Features

How Does S7012 ACD/P4AQBTC Bearing Reduce Friction?

S7012 ACD/P4AQBTC Bearing features a 25° contact angle, optimising load distribution and minimising friction.
The phenolic cage ensures smooth operation, reducing wear and enhancing efficiency.

With a dynamic radial load capacity of 22725 lbf, it handles demanding applications effortlessly.
Its sealed design and grease lubrication further contribute to low-maintenance performance.

The P4A tolerance class guarantees precision, making it ideal for high-speed operations up to 32,500 rpm.
Chrome steel rings and balls provide durability, ensuring long-term reliability.

Application

Key Fields for S7012 ACD/P4AQBTC Bearing
S7012 ACD/P4AQBTC Bearing is widely used in high-speed machine tools, where its precision and moderate preload ensure accurate spindle rotation. The sealed design helps maintain performance in environments with dust or debris.

In robotics, S7012 ACD/P4AQBTC Bearing supports articulated arms, providing smooth movement and durability. Its phenolic cage reduces friction, making it ideal for repetitive tasks.

For aerospace applications, S7012 ACD/P4AQBTC Bearing handles radial and axial loads in components like landing gear systems. The chrome steel construction offers reliability under varying temperatures.

In medical imaging devices, S7012 ACD/P4AQBTC Bearing ensures quiet and stable operation. The P4A tolerance class guarantees the precision needed for sensitive equipment.

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