This is a CNC precision-machined brass bushing.
Shape: Cylindrical with a central bore, stepped shoulders, and a groove for sealing or lubrication.
Material: Brass/bronze alloy – wear-resistant, corrosion-resistant, and good thermal conductivity.
Application: Used in pumps, motors, gearboxes, and industrial valves to reduce friction and extend shaft life.
Typical specs:
Outer diameter: 20–100 mm
Inner diameter: 10–80 mm
Height: 10–50 mm
Tolerance: ±0.01–0.05 mm
Surface roughness: Ra 0.8–1.6 µm