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Double Row Angular Contact Ball Bearings (General) 3304 A
Double Row Angular Contact Ball Bearings (General) 3304 A

Double Row Angular Contact Ball Bearings (General) 3304 A

The 3304 A is a double-row angular contact ball bearing with a 20mm bore and 52mm outer diameter, crafted from sturdy chrome steel. It manages radial loads up to 5512 lbf and operates smoothly at speeds up to 13,000 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 practical replacement option. Suitable for machinery requiring precise angular contact, such as pumps or gear systems.

Weighing 0.22kg, it balances lightweight construction with robust performance. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 3304 A
  • 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 20 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 52 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 22.2 mm
  • Width Tolerance -0.05mm to 0
  • Chamfer Dimension 1.1 mm
  • Distance Pressure Point (a) 30 mm
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 5512 lbf
  • Static Radial Load 3510 lbf
  • Max Speed 13000 rpm
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Tolerance Class P6 (ABEC-3)
  • ROHS Compliant
  • REACH Compliant
  • Weight 0.22 kg

Features

Performance Features of 3304 A Bearing

3304 A Bearing is built with double-row angular contact design, offering balanced load distribution for smoother operation.
Its chrome steel rings and balls enhance durability, making it suitable for high-speed applications.

The stainless steel cage ensures proper ball alignment, reducing friction and extending service life.
With a dynamic radial load capacity of 5512 lbf, it handles demanding conditions reliably.

3304 A Bearing operates efficiently at speeds up to 13,000 rpm, maintaining performance in varied temperatures.
Its P6 tolerance class ensures precision, making it ideal for applications requiring accurate motion control.

Application

Common Applications of 3304 A Bearing
3304 A Bearing is widely used in industrial machinery, especially in applications needing high radial and axial load capacity, such as pumps and gearboxes. Its double-row design offers stability, making it suitable for heavy-duty operations.

In automotive systems, 3304 A Bearing supports components like wheel hubs and transmissions, where its angular contact feature helps manage combined loads. The P6 tolerance ensures precise alignment in demanding conditions.

For automation equipment, 3304 A Bearing’s chrome steel construction provides durability in robotic arms and conveyor systems. The open seal design allows for easy lubrication, extending service life in continuous-use environments.

Where Is 3304 A Bearing Used?
You’ll often find 3304 A Bearing in machine tools, where its ability to handle both radial and axial loads improves performance. The stainless steel cage adds resistance to wear, even in high-speed scenarios.

In household appliances like washing machines, 3304 A Bearing ensures smooth operation with minimal noise. Its metric sizing makes it a versatile choice for various European and Asian brands.

Built for Heavy-Duty Use: 3304 A Bearing
3304 A Bearing excels in construction equipment, where its robust design withstands harsh conditions. The lubricated setup reduces friction, enhancing efficiency in long-term use.

Medical devices like centrifuges benefit from 3304 A Bearing’s precision and reliability. The temperature range of -30° to 110°C ensures consistent performance in diverse environments.

Automotive vs Aerospace: Applications of 3304 A Bearing
In automotive systems, 3304 A Bearing is ideal for wheel hubs due to its load-handling capabilities. For aerospace, its lightweight yet durable construction suits auxiliary systems.

Industrial robots rely on 3304 A Bearing for smooth, precise movements. The double-row design provides the necessary stability for repetitive tasks in automated production lines.

Q&A

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