+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
Super Precision Angular Contact Ball Bearings 7044 ACD/P4ATBTB

Super Precision Angular Contact Ball Bearings 7044 ACD/P4ATBTB

The 7044 ACD/P4ATBTB is a super precision angular contact ball bearing with a 220mm bore and 340mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 155025 lbf and operates smoothly at speeds up to 6300 RPM.

Its 25° contact angle and matched set of three bearings (arranged > TBT) provide excellent stability for angular loads. The phenolic cage ensures durability while keeping the bearing lightweight.

Designed for precision applications, this bearing works well in temperatures from -30°C to 110°C. It’s interchangeable with SKF bearings, making it a reliable choice for replacements.

Weighing 48.2kg, it’s suited for heavy-duty machinery like spindles or high-precision industrial equipment where accuracy is crucial. Compliant with P4A tolerance class for top-tier performance.

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

Product Parameters

  • Part Number 7044 ACD/P4ATBTB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 220 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 340 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 168 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 38.1 mm
  • Ball Qty 21
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 155025 lbf
  • Static Radial Load 297000 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 6300 rpm
  • Weight 48.2 kg
Super Precision Angular Contact Ball Bearings 7044 ACD/P4ATBTB dimension drawing
Download DWG Download PDF

Features

Performance Features of 7044 ACD/P4ATBTB Bearing

7044 ACD/P4ATBTB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide strong resistance to both dynamic and static radial loads.

The phenolic cage ensures smooth operation, reducing friction and wear during high-speed rotation.
With a maximum speed of 6,300 rpm, it balances precision and durability in demanding conditions.

7044 ACD/P4ATBTB Bearing’s matched arrangement of three bearings enhances stability under heavy loads.
Its P4A tolerance class guarantees high precision, making it suitable for critical applications.

The open design allows for easy lubrication, maintaining performance over extended periods.
Weighing 48.2 kg, it is built for robust performance in industrial settings.

7044 ACD/P4ATBTB Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its 21 balls, each 38.1 mm in diameter, ensure even load distribution and smooth rotation.

Application

Key Fields for 7044 ACD/P4ATBTB Bearing
In high-precision machine tools, 7044 ACD/P4ATBTB Bearing excels with its 25° contact angle, ensuring stable performance during heavy cutting operations. The matched set of three bearings provides excellent radial load distribution for demanding industrial environments.

7044 ACD/P4ATBTB Bearing is a solid fit for aerospace applications, where its phenolic cage and chrome steel construction handle extreme speeds reliably. The P4A tolerance class guarantees the precision needed for critical flight components.

Automotive testing equipment benefits from 7044 ACD/P4ATBTB Bearing’s light preload, which reduces friction in high-speed dynamometers. Its open design simplifies lubrication, extending service life in rigorous testing cycles.

For robotics, 7044 ACD/P4ATBTB Bearing’s angular contact design supports precise movement in articulated arms. The metric dimensions make it compatible with European and Asian robotic systems.

Wind turbine yaw systems use 7044 ACD/P4ATBTB Bearing to manage variable directional loads efficiently. Its 340mm outer diameter provides ample surface area for even load distribution in renewable energy applications.

Q&A

SEND INQUIRY