404SF MRC Bearing Service Heavy Series Ball Bearing delivers reliable, quiet performance for precision radial loads with a single row design, 20 mm ID, 72 mm OD, and shielded protection for long life

404SF MRC Single Row Ball Bearing - 20x72x19 mm
✔️ 20 mm ID, 72 mm OD, 19 mm W; single shield, steel cage

The MRC 404SF is a rugged single-row radial ball bearing designed for heavy radial loads and high-speed service. It’s commonly used in industrial machinery, conveyors, gearboxes, and automation frames where reliable shaft support is essential.

✅ Bore: 20 mm ID (0.787 in); Outer Diameter: 72 mm (2.835 in); Width: 19 mm (0.748 in)
✅ Shield: Single shield; non-contact seals; no snap ring
✅ Material: Steel raceways; pressed steel cage; ABEC 1 precision; normal clearance
✅ Speed rating: Grease up to 10,000 rpm; Oil up to 13,000 rpm; Sealed up to 7,300 rpm

💡 What is a pillow block bearing used for? A handy, general-purpose support for rotating shafts in machines.

- Supports a rotating shaft in a fixed housing for proper alignment - Handy in conveyors, motors, gearboxes, and automation frames - Improves stability and reduces wear on moving parts