Model: LMK20UU Ball rows: 5 Inner diameter: 20 mm Outside diameter: 32 mm Length: 42 mm Dynamic load rating (Cr): 90 kgf Static load rating (Co): 140 kgf Quantity: 1 Lot = 4 PCS Material: 52100 Chrome Steel Coatings: Antirust oil Structure: Deep Groove Key advantages Provides reliable radial support with robust load capacity in a compact form factor Suitable for 20 mm shaft applications thanks to a 20 mm bore and 32 mm outer diameter Deep groove structure supports radial loads with some axial guidance for general purpose use Made from 52100 chrome steel for wear resistance and longevity Antirust oil coating offers corrosion protection during storage and handling Sold as a 4piece lot for convenient replacements in multiple assemblies Applications and use scenarios Small robotic joints or actuated mechanisms requiring smooth rotation on a 20 mm shaft Compact machinery or equipment with limited space, such as precision positioning stages or drive assemblies Gearboxes, motors, or other assemblies needing reliable radial support within a tight envelope