Shielded Inner Diameter 、Outer Diameter Width 、Chrome Steel 。保護性能と長寿命Shields を採用。低摩擦かつ長寿命で、精密機械や自動車用途に最適です。

Single Bearing 40x80x18 Shielded Ball Bearing 208SFF
✔️ 40x80x18 mm bore/outer/width; 1.57x3.15x0.71 in, shielded

The 208SFF shielded, sealed ball bearing combines a steel deep groove design with double metal shields for dust protection. Made from 52100 chrome steel, it's pre-lubricated with grease for immediate use in machinery such as conveyors, printers, packaging lines, and other compact drive systems.

✅Inner diameter：40 mm（1.57in)
✅Outer diameter：80 mm (3.15in)
✅Width：18 mm（0.71in)
✅Material: chrome steel
✅ Shield type: ZZ double metal shields
✅ 潤滑：グリースによる事前潤滑済み

💡 産業機械において、shielded どのような用途に使われるのでしょうか？

It’s handy for equipment that needs reliable rotation and dust protection. - Handy in conveyors, printers, and other small to mid-size machinery requiring smooth rotation - Keeps contaminants out while retaining lubrication for longer life - Pre-lubricated grease minimizes maintenance and downtime - Works with standard shafts and housings in metric and imperial sizes