312P Sealed Deep Groove ball Bearing312P Deep groove ball bearing single row Radial Bearing 60x130x31 312P single row Radial made from durable 52100 alloy steel, commonly known as chrome steel, each bearing has 2 Rubber seals to protect the bearing from dust or any possible contamination, this is a self lubricated bearing (bearing is already greased). 312P is a Deep groove ball bearing 60 mm ID x 130 mm OD x 31 mm Wide. Item Sku : 312 P Brand : VXB Inner (ID) : 60mm Outer (OD) : 130mm