GE30ES Plain Bearing 30x47x22mm Plain BearingGE30ES Spherical Plain Bearing 30mm ID 47mm OD 22mm Wide Carbon Steel 1 Bearing The GE30ES is a compact spherical plain bearing designed for pivoting and oscillating motion in tight spaces. With a 30mm bore and durable steel on steel contact surfaces, its ideal for light to medium duty industrial applications such as control arms, automation joints, and machinery linkages. Inner diameter (ID): 30mm Outer diameter (OD): 47mm Width (B): 22mm Race width