We supply high-quality m3 aluminium spacer unthreaded to OEMs and engineers seeking reliable spacing solutions. As a dedicated High-Quality Supplier, I focus on precision, corrosion resistance, and consistent tolerances. Our unthreaded spacers are machined from grade aluminium, lightweight yet strong, with clean faces and minimal burrs. They fit a range of assemblies, from electronics enclosures to mechanical frames, and are ideal for shimming, alignment, or as a spacer in tight spaces. I offer competitive lead times, batch traceability, and customizable packaging to suit bulk orders. You can count on me to provide documentation, material certs, and test data to support QA. If you value durability, repeatability, and prompt service, my team is ready to support your project with the m3 aluminium spacer unthreaded you need, at scale, with integrity.
An M3 aluminium spacer, unthreaded, delivers a precise, lightweight platform for compact assemblies where space and tolerances matter. Constructed from durable aluminium and finished with anodization, it offers corrosion resistance and a smooth, burr-free surface. Unthreaded spacers rely on external bolts and nuts for clamping, simplifying installation and reducing wear risk inside the part. With tight dimensional control, clean edges, and a consistent outer diameter, it maintains repeatable gaps in enclosures, PCBs, heat sinks, and LED fixtures, ensuring reliable alignment across assemblies. Adopting this spacer as part of an end-to-end sourcing solution adds efficiency and predictability for global buyers. From design guidance and rapid sampling to scalable manufacturing and rigorous quality checks, the process emphasizes traceability, material compliance, and consistent finishes. Flexible options cover various lengths and anodize colors, with reliable lead times and protective packaging. The result is a supplier-ready package: stable supply, clear documentation, and dependable delivery that supports procurement, assembly, and after-sales service across regions.
| Variant | Outer Diameter (mm) | Bore Diameter (mm) | Length (mm) | Wall Thickness (mm) | Material | Finish | Tolerance (mm) | Weight (g) | Notes |
|---|---|---|---|---|---|---|---|---|---|
| V1 | 6.0 | 3.0 | 6 | 1.50 | 6061-T6 Aluminum | Natural Satin Anodized | ±0.05 | 0.34 | Through-hole, unthreaded bore |
| V2 | 6.0 | 3.0 | 8 | 1.50 | 6061-T6 Aluminum | Natural Satin Anodized | ±0.05 | 0.46 | Through-hole, unthreaded bore |
| V3 | 6.0 | 3.0 | 10 | 1.50 | 6061-T6 Aluminum | Natural Satin Anodized | ±0.05 | 0.57 | Through-hole, unthreaded bore |
| V4 | 6.0 | 3.0 | 12 | 1.50 | 6061-T6 Aluminum | Natural Satin Anodized | ±0.05 | 0.69 | Through-hole, unthreaded bore |
| V5 | 6.0 | 3.0 | 14 | 1.50 | 6061-T6 Aluminum | Natural Satin Anodized | ±0.05 | 0.80 | Through-hole, unthreaded bore |
| V6 | 6.0 | 3.0 | 16 | 1.50 | 6061-T6 Aluminum | Natural Satin Anodized | ±0.05 | 0.92 | Through-hole, unthreaded bore |