Double Row オープンボールベアリング 420945mm Inner Diameter 85mm Outer Diameter 23mm Width Chrome Steel 機械および精密機器用深溝精密ベアリング。高い信頼性、低摩擦、オープンタイプ、耐久性に優れた工業用グレード。Radial の荷重支持能力

This 4209 double row open ball bearing fits standard 45 mm bore housings and is used in many light to medium duty machines like conveyors, gear drives, and fans.

✅ Inner diameter: 45 mm
✅ Outer diameter: 85 mm
✅ Width: 23 mm
✅ Chrome steel construction for durability
✅ Double row deep groove design for smooth operation
✅ Dynamic load rating Cr: 31200 N; Static load rating Cor: 28800 N
✅ Lubrication options: grease up to 4480 RPM or oil up to 5360 RPM
✅ Open bearing (no seals) for easy relubrication and cooling

💡 What is a common use for a double row open ball bearing? This handy pickup helps in projects that demand easy shaft alignment and straightforward maintenance. - General purpose support in conveyors and fans - Shaft alignment in gearboxes and rotating assemblies - DIY and light industrial equipment upgrades