MRC 307RDU Angular Contact Ball Bearings Open Duplex 35 Mm ID 80 Mm OD 21 Mm Wide High Precision Open Cage Bearing For Machinery Equipment And Heavy Load Applications
UPC:
✔️ 35 mm bore, 80 mm OD, 21 mm width, open, 15° angle
The MRC 307RDU angular contact ball bearing is an open, single‑row unit built for high‑speed service in machine tools, drill presses, conveyors, and automation systems that demand precise axial and radial support. It uses a steel ball set with a metal cage and ships unsealed for straightforward lubrication and maintenance. Size footprint: 35x80x21 mm.
✅ Bore: 35 mm✅ Outer diameter: 80 mm
✅ Width: 21 mm
✅ Contact angle: 15°
✅ Open, unsealed design
✅ Cage: steel; Ball material: steel
✅ Precision: ABEC 1; Radial internal clearance: Normal
✅ Dynamic load rating: 14300 lbf; Static load rating: 11700 lbf
✅ Limiting speed: Grease 6800 rpm; Oil 8000 rpm
💡 What is an angular contact ball bearing used for in precision machinery and high‑speed setups? It handles both radial and axial loads in a single direction and is a common choice for spindles, drives, and conveyors to keep shafts aligned at high RPM. - Handy for high‑speed spindle support and precise shaft alignment - Great for axial loads combined with radial loads in one direction - Easy to replace in standard housings and maintenance-friendly - Works best with proper lubrication to extend service life