309R MRC Bearing Service Angular Contact Open Ball Bearing With Metal Cage 45 Mm ID 100 Mm OD 25 Mm Wide Also 1.772 Inch ID 3.937 Inch OD Go To Workhorse For Precision Machinery Open Type

309R MRC Angular Open Ball Bearing for Precision Machinery
✔️ Bore 45 mm (1.772 in), OD 100 mm (3.937 in), width 25 mm, single bearing

The 309R angular open ball bearing by MRC Bearing Service is built for precision machinery requiring steady radial support and axial guidance. Its open design and metal cage suit environments with easy lubrication access, making it a good fit for CNC spindles, robotics, and heavy-duty conveyors.

✅ Bore 45 mm (1.772 in), OD 100 mm (3.937 in), width 25 mm (0.984 in)
✅ Angular contact, single row
✅ Material: steel; Cage: metal; Enclosure: open
✅ Precision ABEC 1; Radial clearance: normal
✅ Dynamic load: 13200 lbf; Static load: 9100 lbf
✅ Max speed: grease 6700 rpm; oil 8000 rpm

💡 What is an angular contact ball bearing used for? This handy bearing type is a common choice for high-precision setups that demand both radial support and axial guidance.

- Handles radial and axial loads in one setup - Handy for spindles, conveyors, and automation gear requiring precise alignment - Open design and metal cage aid lubrication and cooling ✝️