Flang Copper Bearing 3x8x4mm (no ball)

Flange Copper Bearing 3×8×4 mm (No Balls)

Technical Details

• Material: Copper alloy
• Bearing Type: Flanged sleeve bearing (no balls)
• Inner Diameter (ID): 3 mm
• Outer Diameter (OD): 8 mm
• Height / Length: 4 mm
• Flange Diameter: ~10–12 mm (approx.)
• Friction Type: Self-lubricating surface
• Noise Level: Ultra-low (no rolling elements)
• Maintanance: No lubrication required in most cases

Features

• High-quality copper sleeve bearing
• Flanged design for secure mounting
• Low-friction, smooth rotation
• No ball bearings – ultra quiet
• Ideal for small shafts and linkages
• Long-lasting and maintenance-free

Applications

• Robotics and moving joints
• 3D printing mechanisms
• Miniature gearboxes and shafts
• DIY engineering projects
• RC cars, boats & planes

Physical Attributes

• Material: Copper alloy
• Color: Gold / brass finish
• ID × OD × Height: 3 × 8 × 4 mm
• Flange: Included (machined)
• Weight: Very light (less than 1 gram)
• Construction: Solid sleeve (no balls)

Package Includes

• 1 × Flange Copper Bearing 3×8×4 mm (No Balls)