Rodamiento de bolas abierto 7x19x4, rodamiento miniatura de ranura profunda Chrome Steel , conInner Diameter 7mm ,Outer Diameter 19mm Outer Diameter Width 4mm ,Width aficiones de precisión y maquinaria pequeña, como Model , RC , drones y otras aplicaciones de precisión

This open deep groove ball bearing measures 7 mm bore, 19 mm outer diameter, and 4 mm width. It's a compact, high-precision part commonly used in small hobby motors, RC gear, micro assemblies, and linear slide units where smooth rotation and load handling matter. Made from 52100 chrome steel for strength and durability.

✅ 7 mm bore x 19 mm OD x 4 mm width
✅ 52100 chrome steel, open deep groove bearing
✅ Cr: 2,600 N; Cor: 1,050 N dynamic/static ratings
✅ Grease lubrication: up to 40,000 RPM; Oil lubrication: up to 47,000 RPM
✅ Qty: 1 bearing (pack size: single)

💡 What is a ball bearing used for in small mechanisms? These handy components help cut friction and wear in tight spaces, keeping moving parts smooth and reliable. - reduces friction in compact mechanical assemblies - supports radial loads for tiny motors and gear systems - fits 7 mm bores and 19 mm outer diameters in tight spaces