Experience ultra lightweight performance with the MRC 1917S thin section ball bearing, an 85 mm ID open bore and 120 mm OD, 18 mm wide for precise radial support and low friction in compact machinery

✔️ 85 mm bore, 120 mm OD, 18 mm width, open, single-row cage

The MRC 1917S is an extremely light, thin-section radial ball bearing designed for space-constrained equipment. It’s ideal for compact drill presses, hobby CNC setups, and precision stages where weight matters but reliable radial support is essential.

✅ bore: 85 mm; outer diameter: 120 mm; width: 18 mm
✅ open, no snap ring; single-row radial bearing
✅ material: steel; precision ABEC 1
✅ dynamic load rating: 7170 lbf; static load rating: 6740 lbf
✅ limit speeds: grease 5300 rpm, oil 6300 rpm, sealed 3200 rpm

💡 What is a thin-section ball bearing used for? Thin-section ball bearings are handy in compact machinery where space and weight matter. - handy in compact drills and small CNC setups - great for robotics and precision guides with limited room - offers reliable radial load capacity in thin envelopes - compatible with oil or grease lubrication and ABEC 1 precision