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Single Row Angular Contact Ball Bearings (General) BA1B 311585 A
Single Row Angular Contact Ball Bearings (General) BA1B 311585 A

Single Row Angular Contact Ball Bearings (General) BA1B 311585 A

The BA1B 311585 A is a single-row angular contact ball bearing with a 540mm bore and 630mm outer diameter, crafted from sturdy chrome steel. Its 40° contact angle efficiently manages combined radial and axial loads, supporting up to 58500 lbf dynamically.

Designed for open lubrication, this bearing allows easy maintenance while the nylon cage reduces friction. It operates smoothly at speeds up to 900 RPM and handles temperatures from -30°C to 110°C.

With a compact width of 45mm and precise P6 tolerance, it fits snugly in demanding setups. The bearing is interchangeable with SKF models, ideal for heavy machinery or industrial gearboxes.

Weighing 21.5kg, it’s built for durability in high-load applications. Compliant with RoHS and REACH standards, it’s a reliable choice for engineers.

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Product Parameters

  • Part Number BA1B 311585 A
  • Brand TFL
  • Interchangeable SKF
  • System of Measurement Metric
  • Bearing Type Ball
  • Contact Angle 40°
  • For Load Direction Angular Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 540 mm
  • Bore Dia Tolerance -0.04mm to 0
  • Outer Dia 630 mm
  • Outer Dia Tolerance -0.038mm to 0
  • Width 45 mm
  • Width Tolerance -0.05mm to 0
  • External Diameter On Inner Ring (Large Side Face) 571 mm
  • External Diameter On Inner Ring (Small Side Face) 571 mm
  • Internal Diameter On Outer Ring 600 mm
  • Chamfer Dimension 3 mm
  • Distance Pressure Point (a) 190 mm
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Nylon
  • Dynamic Radial Load 58500 lbf
  • Static Radial Load 135000 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Tolerance Class P6 (ABEC-3)
  • ROHS Compliant
  • REACH Compliant
  • Max Speed 900 rpm
  • Weight 21.5 kg

Features

Performance Features of BA1B 311585 A Bearing

BA1B 311585 A Bearing features a 40° contact angle, optimised for handling combined radial and axial loads.
Its chrome steel rings and balls provide strength, while the nylon cage reduces friction and noise.

With a dynamic radial load capacity of 58,500 lbf, it performs reliably in heavy-duty applications.
The P6 tolerance class ensures precision, making it suitable for high-accuracy machinery.

BA1B 311585 A Bearing operates smoothly within a temperature range of -30° to 110°C.
Its open design allows for easy lubrication, maintaining performance over time.

The large bore diameter of 540 mm accommodates substantial shafts, ideal for industrial use.
Weighing 21.5 kg, it balances durability with manageable installation.

Application

Industrial Uses of BA1B 311585 A Bearing
BA1B 311585 A Bearing is commonly used in large industrial machinery, such as heavy-duty presses and rolling mills, where its angular contact design handles combined loads effectively. The open seal type simplifies lubrication, which is handy in dusty environments.

Where Is BA1B 311585 A Bearing Used?
You’ll often find BA1B 311585 A Bearing in wind turbine gearboxes, where its 40° contact angle manages radial and axial forces smoothly. Its nylon cage reduces friction, making it suitable for moderate-speed applications.

Built for Heavy-Duty Use: BA1B 311585 A Bearing
BA1B 311585 A Bearing excels in mining equipment, supporting massive loads with its chrome steel construction. The P6 tolerance ensures reliable performance even under demanding conditions.

Automotive vs Aerospace: Applications of BA1B 311585 A Bearing
In automotive applications, BA1B 311585 A Bearing fits large trucks’ wheel hubs, while in aerospace, it’s used in landing gear systems. Its high static load capacity makes it versatile for both fields.

Practical Applications of BA1B 311585 A Bearing
For automation systems, BA1B 311585 A Bearing works well in robotic arms, where precision and durability are key. The lubricated design ensures long service life with minimal maintenance.

Q&A

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