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Single Row Angular Contact Ball Bearings (General) 7256 BM

Single Row Angular Contact Ball Bearings (General) 7256 BM

The 7256 BM is a single-row angular contact ball bearing with a 280mm bore and 500mm outer diameter, built from sturdy chrome steel. It manages radial loads up to 114075 lbf and operates smoothly at speeds up to 1400 RPM.

Its 40° contact angle efficiently handles combined loads, while the brass cage enhances durability. The open design allows for easy lubrication and maintenance.

With a P6 tolerance class, it offers reliable precision for industrial use. Suitable for heavy machinery or equipment where angular contact and high radial loads are present.

Weighing 67.5kg, it’s a robust choice for demanding applications. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 7256 BM
  • 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 280 mm
  • Bore Dia Tolerance -0.025mm to 0
  • Outer Dia 500 mm
  • Outer Dia Tolerance -0.033mm to 0
  • Width 80 mm
  • Width Tolerance -0.05mm to 0
  • External Diameter On Inner Ring (Large Side Face) 367.7 mm
  • External Diameter On Inner Ring (Small Side Face) 328.07 mm
  • Internal Diameter On Outer Ring 417.7 mm
  • Chamfer Dimension 5 mm
  • Distance Pressure Point (a) 204 mm
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 114075 lbf
  • Static Radial Load 186750 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Tolerance Class P6 (ABEC-3)
  • ROHS Compliant
  • REACH Compliant
  • Max Speed 1400 rpm
  • Weight 67.5 kg
Single Row Angular Contact Ball Bearings (General) 7256 BM dimension drawing
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Features

Performance Features of 7256 BM Bearing

7256 BM Bearing is designed with a 40° contact angle, efficiently handling combined radial and axial loads.
Its chrome steel rings and balls provide strong resistance to wear, ensuring reliable performance.

The brass cage in 7256 BM Bearing keeps the balls aligned, reducing friction and extending service life.
With a dynamic radial load capacity of 114075 lbf, it performs well in demanding applications.

7256 BM Bearing operates smoothly within a temperature range of -30° to 110°C, suitable for various environments.
Its P6 tolerance class ensures precision, making it ideal for applications requiring high accuracy.

The open design of 7256 BM Bearing allows for easy lubrication, reducing maintenance needs.
With a maximum speed of 1,400 rpm, it balances durability and efficiency in heavy-duty use.

Application

Industrial Uses of 7256 BM Bearing
7256 BM Bearing is commonly used in heavy machinery like industrial pumps and compressors, where its angular contact design handles combined radial and axial loads effectively. The brass cage ensures smooth operation even under high stress.

What Industries Rely on 7256 BM Bearing?
In wind turbines, 7256 BM Bearing supports the main shaft, thanks to its high dynamic radial load capacity and precise P6 tolerance. Its chrome steel construction also resists wear in harsh outdoor conditions.

Built for Heavy-Duty Use: 7256 BM Bearing
7256 BM Bearing excels in mining equipment, where its large bore size and robust design withstand extreme loads. The lubricated setup reduces friction, extending service life in demanding environments.

Automotive vs Aerospace: Applications of 7256 BM Bearing
In automotive gearboxes, 7256 BM Bearing manages angular loads efficiently, while in aerospace, its precision tolerances suit actuator systems. The metric sizing ensures compatibility across diverse applications.

Perfect Fit for Automation: 7256 BM Bearing
7256 BM Bearing is ideal for robotic arms in manufacturing, offering reliable performance with its 40° contact angle. The open seal design allows for easy lubrication, maintaining efficiency in continuous operation.

Q&A

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