Plain Bearing

Definition

Plain bearings are mechanical components that enable relative motion between two parts while reducing friction.

Types

There are various types of plain bearings:

• Embedded plain bearings
• Simple plain bearings
• Solid plain bearings
• Ceramic bearings
• Plastic plain bearings

Materials

Plain bearings can be made from various materials:

• Bronze
• Plastic
• Special bearing metals
• Ceramic (e.g., silicon carbide)
• Copper alloys

Applications

Plain bearings are used in various fields:

• Mechanical engineering
• Automotive engineering
• Hydraulic systems
• Pumps
• Electric motors

Maintenance and Care

Regular lubrication for non-self-lubricating bearings
Inspection for wear and damage
Maintenance is reduced for self-lubricating bearings