Rodamiento Sealed 20mm 37mm 9mm , de ranura 9mm , Chrome Steel . Rodamiento de precisión duradero para maquinaria.Inner Diameter 20mm ,Outer Diameter 37mm yWidth 9mm .Width para aplicaciones industriales. También apto para motores, cintas transportadoras y robótica.

Premium 6904DDU sealed ball bearing 20x37x9 mm
✔️ 20x37x9 mm / 0.79x1.46x0.35 in, chrome steel, pre-lubed

The 6904DDU is a sealed deep groove ball bearing designed for smooth rotation in compact spaces. It uses chrome steel for strength and rubber seals to keep dirt out, making it a solid choice for automation, conveyors, motors, and hobby projects.

✅ Inner diameter 20 mm, outer diameter 37 mm, width 9 mm
✅ Material: Chrome steel (52100) with rubber seals
✅ Lubricación: Prelubricado con grasa
✅ Type: Sealed deep groove ball bearing
✅ Contenido del paquete: 1 rodamiento (individual)

💡 What is a sealed ball bearing used for in general mechanical assemblies?

These bearings provide smooth motion, protection, and long life in common metalworking setups. - handy for motors, conveyors, and linear motion in tight spaces
- protects against dust and moisture with rubber seals
- reduces maintenance thanks to pre-lubricated grease
- supports radial loads with low friction for longer life