SCS Linear Ball Bearing Block 6–16mm | CNC Shaft Rod Parts

JARBLUE SCS Linear Ball Bearing Block – Precision Motion for CNC Builds

Upgrade your CNC machine, 3D printer, or linear motion system with the JARBLUE SCS Linear Ball Bearing Block. Available in six shaft diameter sizes — 6mm (SCS6UU), 8mm (SCS8UU), 10mm (SCS10UU), 12mm (SCS12UU), 13mm (SCS13UU), and 16mm (SCS16UU) — these closed-type pillow block bearings deliver smooth, low-friction linear travel along round guide shafts and rods.

Engineered to CE and RoHS standards, each block features precision-ground steel ball bearings housed in a durable casing with pre-drilled mounting holes, making installation fast and straightforward. Whether you're building a router, laser engraver, pick-and-place machine, or custom linear actuator, these blocks provide the stable and consistent movement your project demands.

Made in Mainland China.

Key Features

• Multiple Size Options: Choose from 6mm, 8mm, 10mm, 12mm, 13mm, or 16mm bore diameter to match your shaft spec exactly
• CE & RoHS Certified: Meets international quality and environmental standards
• Smooth Low-Friction Motion: Precision ball bearing design ensures consistent, accurate linear travel
• Easy Mounting: Pre-drilled flanged block body for quick, secure attachment to frames and assemblies
• Durable Construction: High-quality steel bearings and rigid housing for long service life under continuous use
• Wide Compatibility: Fits standard round guide shafts and rods used in most CNC, 3D printing, and automation applications

Specifications

Common Applications

• CNC routers and milling machines
• 3D printers and laser engravers
• Linear actuators and automation systems
• Pick-and-place machines and robotics
• Custom DIY linear motion projects

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Frequently Asked Questions

Q: What sizes are available for the JARBLUE SCS linear ball bearing block?

A: The bearing block is available in six shaft diameter sizes: 6mm (SCS6UU), 8mm (SCS8UU), 10mm (SCS10UU), 12mm (SCS12UU), 13mm (SCS13UU), and 16mm (SCS16UU). Please select the size that matches your guide shaft or rod diameter.

Q: Are these linear bearing blocks compatible with standard CNC and 3D printer guide rods?

A: Yes. These SCS-series pillow block bearings are designed to fit standard round chrome steel guide shafts commonly used in CNC routers, 3D printers, laser engravers, and other linear motion systems. Simply match the bore diameter to your shaft size.

Q: What certifications do these linear ball bearing blocks carry?

A: Each JARBLUE SCS linear ball bearing block is CE and RoHS certified, confirming it meets international safety and environmental compliance standards.

Q: How do I install the SCS linear bearing block?

A: The flanged pillow block body features pre-drilled mounting holes, so you can bolt it directly to your machine frame or extrusion profile. Slide the block onto your guide shaft and secure it in place — no special tools required for basic installation.

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.