310P Sealed 50 X 110 X 27 Deep Groove Bearing310P single row Radial Bearing 50x110x27 310P single row Radial Bearing 50mm ID x 110 mm OD x 27 mm Wide. 310 P made from durable 52100 alloy steel, commonly known as chrome steel, this is self lubricated bearing . Type : Deep groove ball bearing Closures : 2 Rubber seals to protect the bearing from dust or any possible contamination Item Sku : 310P Quantity : One Bearing Inner (ID) : 50mm Outer (OD) : 110mm Width : 27mm Size : 50mm x 110mm x 27mm