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Home / Bearings & Bushings / Copper Ring Bushing, Copper Washer/Shim, Lathe-Machined Copper Sleeve 2.5/3/4/5/6/8/10/12 Customizable

Attributes

Brand -
Category Industrial Small Parts / Bearings & Bushings
Origin -
Material Grade C93200 Cast Bronze
Inner Diameter 2.5mm / 3mm / 4mm / 5mm / 6mm / 8mm / 10mm / 12mm
Outer Diameter Customizable upon request
Sleeve Length 5mm to 50mm standard
Manufacturing Process Precision CNC Turned
Surface Finish Ra 1.6 Microns
Hardness HB 60-90
Operating Temperature -40°C to 250°C
Typical Applications Industrial Machinery, Robotics, Automotive
Country of Origin Manufactured in ISO Certified Facility

5 reviews

A

Anonymous

Apr 06, 2026

Rating: 5/5

Precise machining

Fit perfectly on my shaft. The tolerance was exactly as specified and the bronze quality is excellent for low friction applications.

A

Anonymous

Apr 04, 2026

Rating: 5/5

Great material quality

Solid bronze, not plated. You can feel the density and quality. Will order again for future projects.

A

Anonymous

Feb 24, 2026

Rating: 5/5

Reliable supplier

Ordered multiple sizes for our repair shop. Consistency across the batch was impressive. Highly recommended for professionals.

A

Anonymous

Feb 04, 2026

Rating: 5/5

Perfect spacers

Used for automotive restoration. The bronze holds up well under heat and pressure. Exactly as described in the listing.

A

Anonymous

Jan 28, 2026

Rating: 4/5

Good value

The parts are great quality. Shipping took a bit longer than expected but the product itself meets all my requirements.

5 FAQ

Q: Are these sleeves self-lubricating?

A: No, this is solid cast bronze. We recommend external lubrication for optimal performance and longevity.

Q: What is the tolerance on the inner diameter?

A: We adhere to standard ISO tolerance H7 for the inner diameter unless otherwise specified.

Q: Is this material corrosion resistant?

A: Yes, bronze offers good corrosion resistance in most industrial and marine environments.

Q: Can I get a 7mm size?

A: Yes, please contact us directly for custom sizing options outside the standard list.

Q: Do you ship internationally?

A: Yes, we ship worldwide via DHL and FedEx. Shipping costs are calculated at checkout.

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