4pcs F8-16M Axial Thrust Bearings 8x16x5mm for 3D Printers

4-Pack F8-16M Miniature Planar Thrust Bearings – Precision 8×16×5mm Steel Bearings for 3D Printers & More

Upgrade your V-Core 3 or other 3D printer build with these high-quality F8-16M axial ball thrust bearings. Engineered from durable steel with a fine surface roughness of Ra 0.4, these miniature planar bearings deliver smooth, low-friction rotational movement — making them ideal for demanding applications where precision and reliability matter most.

This convenient 4-piece set ensures you have spares on hand for maintenance, upgrades, or multi-axis builds. Whether you're assembling a new CoreXY printer or replacing worn components, these bearings slot right in with their standard 8mm bore × 16mm outer diameter × 5mm height profile (Model: F8-16M).

Made in Mainland China.

Key Features

• Model: F8-16M | Dimensions: 8 × 16 × 5 mm
• Material: High-grade steel for durability and long service life
• Surface Roughness: Ra 0.4 for smooth, low-friction axial load handling
• Axial Ball Thrust Design: Handles axial (thrust) loads efficiently in compact spaces
• Pack of 4: Great value — stock up for builds, repairs, or replacements
• Compatible: V-Core 3 and many other 3D printer frames requiring F8-16M bearings
• Brand: KANDE BEARINGS

Specifications

What's in the Box?

• 4 × F8-16M Miniature Axial Ball Thrust Bearings (8×16×5mm)

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Frequently Asked Questions

Q: What 3D printers are these F8-16M thrust bearings compatible with?

A: These F8-16M axial ball thrust bearings are specifically referenced for the V-Core 3 3D printer, but they are compatible with any printer or mechanical application requiring a standard 8×16×5mm miniature planar thrust bearing. Always verify the bearing model number against your printer's BOM (bill of materials) before ordering.

Q: Are these sold as a set, and how many bearings do I receive?

A: Yes — each purchase includes a set of 4 F8-16M thrust bearings, giving you enough for a full build or replacements for future maintenance.

Q: What material are these bearings made from, and how durable are they?

A: These bearings are manufactured from high-grade steel with a surface roughness of Ra 0.4, ensuring precise, smooth axial load performance and long-lasting durability under regular 3D printer operating conditions.

Q: What is the difference between a thrust bearing and a radial bearing?

A: A thrust (axial) bearing like the F8-16M is designed to handle loads that are parallel to the shaft axis, making it ideal for applications like lead screw assemblies and Z-axis mechanisms in 3D printers. Radial bearings, by contrast, handle loads perpendicular to the shaft.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.