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Seals block dirt
💡 Why choose ceramic ball bearings in miniature applications
Works great when paired in matched sets
UCC212 Bearing
✅ Hybrid build: Stainless steel races + Si3N4 ceramic balls
6004 Nachi Bearing Open C3 Japan 20x42x12mm cast steel housing Seals block dirt6004 Nachi Ball Bearing C3 Clearance Made in Japan 20mm x 42mm x 12mm The 6004 Nachi is a high precision deep groove ball bearing designed for smooth, high speed performance in electric motors, gearboxes, and machinery. Made in Japan with premium steel and radial C3 clearance, it offers excellent durability and higher heat tolerance under load. Sold as one bearing. Inner Diameter: 20mm Outer Diameter: 42mm Width: 12mm Deep groove radial ball bearing
