10pcs Flanged Bearings Bore 2mm 3mm 4mm 5mm 6mm 7mm 8mm 9mm 10mm F623 F693 F682 F605 MF105 MF115 F695ZZ Ball Bearing With Flange

Flanged Bearings with Double Metal Shields for 3D Printers

Key Features & Advantages

Precision Flange Design for Easy Installation

The integrated flange on the outer ring provides a built-in axial locating face, simplifying housing design and ensuring precise, repeatable positioning. This feature eliminates the need for additional retaining rings or complex machining, reducing assembly time and minimizing the risk of misalignment during installation.

Double Metal Shields (ZZ) for Enhanced Durability

Equipped with non-contact metal shields on both sides, these bearings offer effective protection against dust, debris, and other contaminants commonly found in 3D printing environments. The ZZ configuration maintains low friction and high-speed capability while extending service life by preventing internal contamination. Unlike rubber seals, metal shields do not create additional drag, making them ideal for high-RPM applications such as extruder motors and cooling fans.

Optimized for 3D Printing Applications

Specifically engineered for use in 3D printers, CNC machines, and robotics, these bearings deliver smooth, quiet operation with minimal runout. Common models like F608ZZ and F625-2RS are widely adopted in RepRap-style printers, providing reliable performance in print head carriages, Z-axis lead screws, and filament drive systems. The pre-lubricated design ensures maintenance-free operation straight out of the box.

High-Quality Materials & Manufacturing Standards

Manufactured to ABEC-7 tolerance standards using high-carbon chromium bearing steel (GCr15), these bearings offer excellent hardness, wear resistance, and dimensional stability. The precision-ground raceways and polished surfaces ensure consistent performance under continuous operation, critical for maintaining print quality and layer accuracy.

Versatile Sealing Options Available

While the ZZ (double metal shield) variant is optimized for clean, high-speed environments, 2RS (double rubber seal) options are also available for applications requiring enhanced protection against moisture and oils. This flexibility allows users to select the optimal sealing solution based on their specific operating conditions.

Why Choose Our Flanged Bearings?

Faster Assembly:

Flange design reduces part count and installation complexity.

Longer Lifespan:

Double metal shields protect against 3D printer-specific contaminants like PLA/ABS dust.

Smooth Motion:

Low torque and high precision ensure consistent print quality.

Ready to Use:

Pre-lubricated and sealed for immediate deployment.

Ideal for OEMs, distributors, and DIY enthusiasts seeking reliable, high-performance bearings for additive manufacturing and precision motion systems.