RB Type Pillow Block Bearings: Installation, Maintenance, Advantages, Applications, and Removal

RB type pillow block bearings are commonly used in machines where the shaft and housing may not be perfectly aligned. They are designed to handle radial and axial loads while allowing for easy installation and reliable operation.

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Installation

1. Inspect the Shaft and Housing – Ensure the shaft is clean, smooth, and free from damage.

2. Place the Bearing on the Shaft – Slide the RB bearing unit to the required position.

3. Secure with the Lock Collar – Tighten the eccentric locking collar by turning it in the shaft’s rotation direction, then secure the set screw.

4. Lubricate Before Use – Apply grease if needed before starting the equipment.

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Maintenance

• Lubricate Regularly – Add grease at recommended intervals to keep rotation smooth.

• Check for Abnormalities – Watch for unusual noise, vibration, or looseness.

• Keep Clean – Prevent dust, dirt, and moisture from entering the bearing.

• Inspect Seals – Ensure seals are undamaged to maintain performance.

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Advantages

• Easy Installation – Especially with Zhongda Bearing Housings, setup is quick and simple.

• Long Service Life – High-quality materials and precision manufacturing ensure durability.

• Excellent Sealing – Zhongda housings feature strong seals to block dust, water, and debris.

• Low Maintenance – Requires minimal servicing, reducing downtime and costs.

• Reliable Under Load – Performs steadily even in heavy-duty applications.

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Applications

RB type pillow block bearings are widely used in:

• Agricultural equipment

• Conveyor systems

• Industrial fans and blowers

• Food and beverage machinery

• Packaging equipment

Their self-aligning capability and durability make them suitable for environments with dust, vibration, or slight shaft misalignment.

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Removal

1. Stop the Machine – Ensure power is off and the system is safe to work on.

2. Loosen the Set Screw – Release the locking collar’s screw.

3. Unlock the Collar – Turn the collar in the opposite direction of shaft rotation to unlock it.

4. Remove the Bearing – Slide the bearing gently off the shaft.

5. Clean and Store – If reusing, clean the bearing before storing.

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Conclusion
RB type pillow block bearings provide dependable performance in many industrial applications. With Zhongda Bearing Housings, you benefit from easy installation, long lifespan, excellent sealing, and minimal maintenance—ensuring stable operation and cost efficiency for your machinery.