Baldor Electric Company 6203ZZ Deep Groove Ball Bearing Double Shielded 17mm x 40mm x 12mm

The Baldor Electric Company 6203ZZ is a precision deep groove radial ball bearing designed for reliable performance in electric motors and a wide range of industrial applications. This bearing features double metal shields (ZZ designation) that provide enhanced protection against contamination while retaining factory lubrication for maintenance-free operation.

Key Specifications:

• Bore diameter: 17mm (0.6693 inches)
• Outer diameter: 40mm (1.5748 inches)
• Width: 12mm (0.4724 inches)
• Bearing type: Single row deep groove ball bearing
• Closure type: Double shielded (metal shields on both sides)
• Material: High carbon chrome steel construction
• Cage type: Pressed steel
• Pre-lubricated with industrial grade grease

Performance Features:

• Dynamic load capacity: 2,200-2,380 lbf
• Static load capacity: 1,030-1,100 lbf
• Maximum speed: 20,000-24,000 RPM
• Operating temperature range: -40°F to +250°F
• ABEC-1 tolerance rating for precision operation

The 6203ZZ bearing is part of the versatile 6200 series, featuring honed deep groove raceways capable of handling radial loads, thrust loads, or combination loading. The double shield design keeps lubricant sealed inside while preventing dust and contaminants from entering, making this bearing ideal for electric motors, pumps, gearboxes, compressors, conveyors, and general industrial machinery. Common industry interchange numbers include 203KDD, 203SFF, 77503, and 6203-2Z.