6811-2RS Bearing 55x72x9mm Sealed Ball Bearing

6811-2RS Ball Bearing - 55mm ID x 72mm OD✔️ Rubber Sealed - EMQ Grade - 9mm Width - Chrome Steel The 6811-2RS is a slim-profile deep groove ball bearing made for high-speed, low-friction performance in tight-fitting applications. Featuring double rubber seals, this bearing keeps out contaminants while maintaining grease lubrication - perfect for electric motors, gearboxes, and precision equipment. ✅ Bearing type: Deep groove radial ball bearing✅ Inner diameter: 55mm✅ Outer diameter: 72mm✅ Width: 9mm✅ Closures: Double rubber seals (2RS)✅ Cage: Steel✅ Balls: Chrome steel✅ Material: Chrome steel (52100 alloy)✅ Lubrication: Pre-greased and sealed✅ Quality: EMQ (electric motor quality)✅ Clearance: C0 (standard)✅ Quantity: 1 bearing Dimensions: Inner Diameter Outer Diameter Width 55mm 72mm 9mm ✅ Dynamic load rating (Cr): 8,800 N✅ Static load rating (Cor): 8,100 N✅ Max speed (grease): 5,080 RPM ✅ Equivalent to:- 61811-2RS- 6811RS- 6811R5 💡 Why use a thin-section bearing like the 681