フルセラミック Si3N4 ベアリング 5x14x5 ミニチュアPack Of 20 工業用およびホビー用高精度ボールベアリング 低摩擦、耐食性、耐熱性を備えた窒化ケイ素マイクロベアリングTolerance

Full Ceramic 5x14x5 bearing set, 20-pack
✔️ 5x14x5 mm bore, 20 bearings, full ceramic Si3N4 with PTFE cage

These miniature bearings are full ceramic ball bearings using Si3N4 silicon nitride for the balls and races, with a PTFE cage. They’re commonly used in precision machinery, robotics, and hobby projects where compact, high-performance bearings are needed.

✅ Inner diameter 5 mm, outer diameter 14 mm, width 5 mm
✅ Si3N4製のボールとレースを採用したフルセラミック構造
✅ 低摩擦でスムーズな動作を実現するPTFE製ケージ
✅ Pack of 20 bearings, ideal for compact machinery and precision devices

💡 What is a ceramic ball bearing and where is it used in precision equipment? Ceramic bearings deliver high stiffness, low friction, and corrosion resistance in demanding setups. - Handy for high-speed, dry-running applications in robotics and CNC - Excellent in environments with moisture or chemical exposure - Widely used in optical devices, lab gear, and precision instruments