General Bearing 6004ZZ Ball Bearing 20mm Bore 42mm Outer Diameter 12mm Width Shielded Double Shield 6000 Series Built Tough Top Notch Industrial Grade Precision Bearing For Heavy Duty Machinery And Equipment

Premium Shielded 6004ZZ Ball Bearing 20x42x12
✔️ 20mm bore, 42mm OD, 12mm width, double shields, 6900 RPM max

The 6004ZZ bearing is a shielded ball bearing built for heavy-duty use in automotive hubs, conveyors, fans, pumps, and other rotating machinery. Its double shields protect the rolling elements from dust and moisture, extending service life in rough industrial environments.

✅ Type: Shielded ball bearing with double metal shields for protection against contaminants
✅ Dimensions: Bore 20 mm, OD 42 mm, width 12 mm
✅ Load ratings: Radial up to 9000 N, axial up to 3000 N
✅ Material: High-carbon chromium steel for durability
✅ Speed rating: Up to 6900 RPM

💡 What is a heavy-duty shielded bearing used for in industrial equipment?

Shielded ball bearings protect rotating parts from contaminants while keeping friction low and precision high.

• Ideal for wheel hubs, motors, conveyors, pumps, and fans
• Prevents moisture and dust intrusion, extending life
• Works with common OEM parts and 6000-series bearings
• Low maintenance and steady high-speed performance