5309C MRC Double Row Ball Bearings Angular Contact Open Cage 45 Mm ID 100 Mm OD 1 9 16 In Wide High Precision Industrial Bearing For Machinery And Equipment

5309C Double Row Ball Bearing by MRC for single bearing use
✔️ 45 mm bore, 100 mm OD, 39.69 mm width, open cage, single bearing

The MRC Bearing Service 5309C is a double-row angular contact ball bearing built for heavy radial loads and bidirectional thrust. This open, unsealed unit is commonly used in gearboxes, conveyors, and other heavy machinery where easy lubrication and quick service are key.

✅ Bore: 45 mm (1.77 in); Outer diameter: 100 mm (3.94 in); Width: 39.69 mm (1.56 in)
✅ Type: Angular contact, double row; Open cage; No seal
✅ Material: Steel; Cage: Metal
✅ Precision: ABEC 1; Radial internal clearance: Normal
✅ Speed rating: Grease 4500 rpm; Oil 6000 rpm; Sealed 4500 rpm
✅ Dynamic load rating: 16400 lbf; Static load rating: 11900 lbf

💡 What is a double row angular contact ball bearing used for in heavy-duty equipment?

It's handy for machines that require solid radial support and thrust handling.

• High radial load support for gear trains and conveyors
• Bidirectional thrust handling to balance forces from both directions
• Open design eases lubrication and inspection in dirty environments
• Durable steel cage suits tough industrial settings