11209 TN9 SKF Self-Aligning Ball Bearing - 45x85x58 mm - Polyamide Cage

11209 TN9 SKF Self-Aligning Ball Bearing - 45x85x58 mm - Polyamide Cage

11209 TN9 SKF Self-Aligning Ball Bearing

The 11209 TN9 bearing by SKF is a premium-quality self-aligning ball bearing designed to operate smoothly even in cases of misalignment between the shaft and housing. Featuring two rows of balls and a spherical outer raceway, it automatically compensates for angular misalignments up to 4°, ensuring smooth performance, low friction, and high operational reliability.

Key Features:

• Dimensions: 45 mm (bore) x 85 mm (outer diameter) x 58 mm (width)

• Type: Self-aligning ball bearing

• Cage: TN9 - reinforced glass fiber polyamide

• Clearance: CN - normal internal clearance

• Self-alignment capability: up to 4°

• Brand: SKF - globally recognized for quality and durability

Advantages:

• Automatically corrects shaft misalignment

• Quiet and low-friction operation

• High resistance to shaft bending

• Easy to mount and dismount

• Lightweight and robust polyamide cage

⚙️ Applications:

• Industrial machinery

• Agricultural equipment

• Textile machines

• Ventilation and blower systems

• Conveyors and drives

• Food and beverage industry machinery

📊 Technical Specifications:

❓ Frequently Asked Questions (FAQ):

1. What does TN9 mean in 11209 TN9 SKF?
TN9 refers to the cage made of reinforced polyamide (glass fiber), offering excellent strength and wear resistance with lightweight properties.

2. Can this bearing handle shaft misalignment?
Yes. The self-aligning design compensates for angular misalignment up to 4°, making it ideal for applications where perfect alignment is difficult to achieve.

3. Is this bearing sealed?
No. The 11209 TN9 is an open-type bearing. If sealing is required, consider alternative SKF models with seals.

4. What are the main advantages of this bearing?
It compensates for shaft deflection and misalignment, operates quietly, has low friction, and features a durable and lightweight cage.

5. Where is this bearing typically used?
In machinery that requires flexibility in alignment - such as conveyors, ventilators, agricultural and industrial machines.

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