PB12 Spherical Plain Bearing 12x30x12/16 Miniature Plain BearingsPB12 Spherical Plain Bearing 12mm x 30mm x 12mm 16mm PB12 Spherical Plain Bearing, PB12 consists of a spherical 12mm bore 16mm wide inner ring, an outer ring of 30mm diameter 12mm wide, and in between a copper alloy bushing. Item: PB12 Ball Bearing Type: Spherical Plain Bearing inner Diameter (ID): 12mm outer diameter (OD): 30mm outer ring width: 12mm inner ring width: 16mm Size: 12 x 30 x 12 16 mm Quantity: One Bearing Dynamic Load Rating: 1,330 KGF