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Double Row Angular Contact Ball Bearings (General) 3219 A
Double Row Angular Contact Ball Bearings (General) 3219 A

Double Row Angular Contact Ball Bearings (General) 3219 A

The 3219 A is a double-row angular contact ball bearing with a 95mm bore and 170mm outer diameter, crafted from sturdy chrome steel for durability. It manages radial loads up to 35775 lbf and operates smoothly at speeds up to 3400 RPM.

Its open design simplifies lubrication, while the stainless steel cage enhances longevity. 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 support, such as pumps or industrial gear systems.

Weighing 5kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, ensuring safe and eco-friendly use.

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Product Parameters

  • Part Number 3219 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 95 mm
  • Bore Dia Tolerance -0.015mm to 0
  • Outer Dia 170 mm
  • Outer Dia Tolerance -0.018mm to 0
  • Width 55.6 mm
  • Width Tolerance -0.05mm to 0
  • Chamfer Dimension 2.1 mm
  • Distance Pressure Point (a) 101 mm
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 35775 lbf
  • Static Radial Load 32850 lbf
  • Max Speed 3400 rpm
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Tolerance Class P6 (ABEC-3)
  • ROHS Compliant
  • REACH Compliant
  • Weight 5 kg
  • Internal Diameter On Outer Ring 119.9 mm
  • Price($) 146 mm

Features

Performance Features of 3219 A Bearing

3219 A Bearing is constructed with chrome steel rings and balls, offering strong resistance to radial loads.
Its dynamic radial load capacity reaches 35775 lbf, ensuring reliable performance in demanding applications.
The stainless steel cage maintains ball alignment, reducing wear and extending service life.
With a maximum speed of 3,400 rpm, it balances durability and efficiency.

How Does 3219 A Bearing Reduce Friction?

3219 A Bearing features a double-row angular contact design, distributing loads evenly to minimise friction.
The precision-engineered chrome steel balls and raceways ensure smooth operation under heavy radial loads.
Its open seal type allows for easy lubrication, further reducing friction and wear.
This design makes it suitable for high-performance applications requiring low maintenance.

Built for Reliability: 3219 A Bearing

3219 A Bearing’s chrome steel construction provides excellent resistance to wear and fatigue.
The double-row design enhances load capacity and stability, even in high-speed operations.
With a temperature range of -30° to 110°C, it performs reliably in various environments.
Its P6 tolerance class ensures consistent precision and long-term durability.

Steel vs Ceramic Bearings: Strengths of 3219 A Bearing

3219 A Bearing uses high-quality chrome steel for both rings and balls, ensuring strength and durability.
This material choice provides excellent resistance to heavy loads and high-speed conditions.
Unlike ceramic bearings, 3219 A Bearing offers a cost-effective solution without compromising performance.
Its stainless steel cage further enhances reliability, making it a practical choice for industrial applications.

Why Choose 3219 A Bearing for Precision Tasks?

3219 A Bearing’s P6 tolerance class ensures high precision, ideal for demanding applications.
The double-row angular contact design provides superior load distribution and stability.
Its chrome steel components resist wear, maintaining accuracy over extended use.
With a maximum speed of 3,400 rpm, it delivers consistent performance in precision machinery.

Application

Industrial Uses of 3219 A Bearing
3219 A Bearing is commonly used in heavy machinery like industrial presses and gearboxes, where its double-row design handles significant radial and axial loads. The chrome steel construction ensures durability in demanding environments.

Where Is 3219 A Bearing Used?
You’ll find 3219 A Bearing in automotive applications such as wheel hubs and transmissions, where its angular contact design improves stability. The metric sizing makes it a versatile choice for various vehicle models.

Built for Heavy-Duty Use: 3219 A Bearing
3219 A Bearing excels in construction equipment like cranes and excavators, thanks to its robust stainless steel cage. The open seal type allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 3219 A Bearing
In automotive systems, 3219 A Bearing supports high-load components like differentials. For aerospace, its precision tolerance (P6) ensures reliability in flight control mechanisms.

Perfect Fit for Automation: 3219 A Bearing
3219 A Bearing is ideal for robotic arms and CNC machines, where its double-row design provides smooth rotation. The lubricated build reduces friction, enhancing performance in continuous operations.

Q&A

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