Single mounted bearing B4-12 unit, metric ID/OD/width, normal tolerance radial ball for shaft support, sealed option, fits linear slide units and pillow housings

Single B4-12 mounted bearing, metric shaft support
✔️ Single unit, ID mm, OD mm, Width mm, normal tolerance

This single B4-12 mounted bearing is a metric radial ball unit used to support shafts in housings, linear slide units, drives, and conveyor systems.

✅ Single unit, price per unit, brand new, ships in 3-5 days
✅ Model B4-12, metric ID mm, OD mm, Width mm
✅ Normal tolerance radial ball design for shaft support
✅ Sealed ball bearing option available, fits linear slide unit housings
✅ Ideal for conveyors, motors, agricultural and industrial machinery
✅ Free shipping on orders over $100

💡 What is a mounted bearing used for in machinery and linear slide units? Mounted bearings support rotating shafts by housing radial ball elements to maintain alignment, reduce friction, and ease maintenance. Here’s why they’re handy in many setups: - Stable shaft support for radial loads, with sealed ball bearing choices - Easy installation in housings, pillow blocks, and linear slide units for conveyors and motors - Available in normal tolerance, sealed or ceramic options for specific performance needs