Angular Contact Ceramic Ball Bearing 30x42x7 With Double Sealed 2RS Stainless Steel Premium ABEC5 Single Row Si3N4 Ceramic Balls For Industrial And Commercial Applications Low Friction High Precision Durable Sealed Bearing

This sealed, stainless steel single-row angular contact bearing uses ceramic Si3N4 balls in a PHENOLIC cage, delivering high-speed, low-friction performance for motors, precision tools, 3D printers, and automation equipment.

✅ Bearing type: single-row angular contact, stainless steel cage PHENOLIC
✅ Ball material: Si3N4 ceramic
✅ Size: 30 x 42 x 7 mm (ID 30, OD 42, W 7)
✅ Precision: ABEC-5 (P5) rating for smooth rotation
✅ Pack: 1 bearing

💡 What is an angular contact ceramic bearing used for in precision machinery? Handy for high-speed, precise rotation in tight spaces. - High-speed rotation with low friction - Ceramic balls reduce wear and corrosion risk - Handles combined axial and radial loads for compact designs - Long service life in motors, printers, and automation