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Double Row Angular Contact Ball Bearings (General) 305270 D

Double Row Angular Contact Ball Bearings (General) 305270 D

The 305270 D is a double-row angular contact ball bearing with a 260mm bore and 369.5mm outer diameter, crafted from sturdy chrome steel. It manages radial loads up to 89325 lbf and operates smoothly at speeds up to 1700 RPM.

Its open design simplifies lubrication, while the stainless steel cage enhances durability. The bearing performs reliably in temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings, offering a dependable alternative for replacements. Suitable for heavy-duty applications like industrial gearboxes or large machinery where angular contact loads are prevalent.

Weighing 30kg, it’s built for robust performance. Compliant with RoHS and REACH standards, ensuring safe and eco-friendly use.

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Product Parameters

  • Part Number 305270 D
  • Brand TFL & OEM
  • Interchangeable With SKF
  • System of Measurement Metric
  • Bearing Type Ball
  • For Load Direction Angular Contact
  • Construction Double Row
  • Seal Type Open
  • Bore Dia 260 mm
  • Bore Dia Tolerance -0.025mm to 0
  • Outer Dia 369.5 mm
  • Outer Dia Tolerance -0.028mm to 0
  • Width 92 mm
  • Width Tolerance -0.05mm to 0
  • Chamfer Dimension 2.1 mm
  • Distance Pressure Point (a) 246 mm
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 89325 lbf
  • Static Radial Load 159750 lbf
  • Max Speed 1700 rpm
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Tolerance Class P6 (ABEC-3)
  • ROHS Compliant
  • REACH Compliant
  • Weight 30 kg
  • Internal Diameter On Outer Ring 304.45 mm
  • Price（$） 345 mm
Double Row Angular Contact Ball Bearings (General) 305270 D dimension drawing
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Features

Performance Features of 305270 D Bearing

305270 D Bearing is constructed with double-row angular contact design, offering superior load distribution and stability.
Its chrome steel rings and balls enhance durability, handling dynamic radial loads up to 89,325 lbf.

The stainless steel cage ensures smooth operation, even at high speeds of 1,700 rpm.
With a precision tolerance class of P6, it delivers consistent performance in demanding applications.

305270 D Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication, reducing maintenance needs and extending service life.

Application

Industrial Uses of 305270 D Bearing
305270 D Bearing is commonly used in heavy machinery like industrial presses and large gearboxes, where its double-row design handles significant radial and axial loads. The chrome steel construction ensures durability in demanding environments.

Where Is 305270 D Bearing Used?
You’ll find 305270 D Bearing in wind turbine systems, where its high load capacity and stability are essential for smooth operation. Its metric sizing and P6 tolerance make it a reliable choice for precision applications.

Built for Heavy-Duty Use: 305270 D Bearing
305270 D Bearing excels in mining equipment, such as crushers and conveyors, thanks to its robust design and stainless steel cage. The wide temperature range also makes it suitable for harsh working conditions.

Automotive vs Aerospace: Applications of 305270 D Bearing
In automotive applications, 305270 D Bearing supports large drivetrain components, while in aerospace, it’s used in landing gear systems. Its high static radial load capacity ensures performance in both sectors.

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