311KDD Ball Bearing - 55x120x29mm - Shielded Nachi Sealed Ball Bearing Norma Hoffman 217

Norma Hoffman 217

🟢 Races: ZrO₂ (zirconium oxide) ceramic

Needle Roller Bearing Shell Type TA2020UU

1 23 45 18 18 69

311KDD Ball Bearing - 55x120x29mm - Shielded Nachi Sealed Ball Bearing Norma Hoffman 217311KDD Shielded Ball Bearing Deep Groove Chrome Steel 55mm x 120mm x 29mm The 311KDD is a heavy duty deep groove ball bearing designed for high load applications. With double metal shields on both sides, it keeps out dust and debris while retaining its grease lubrication no maintenance needed. Built with durable chrome steel and made to handle tough jobs. Size: 55mm ID x 120mm OD x 29mm width Material: Chrome Steel Shields: Double metal shields (ZZ)