Genuine Oilite&reg; (SAE 841) Sintered Bronze Metric Flanged Sleeve Bearings 8 mm. ID x 12 mm. OD x 16 mm. Length x 16 mm. Flange Diameter x 2 mm. Flange Thickness ID = 8 mm. OD = 12 mm. LENGTH = 16 mm. FLANGE DIAMETER = 16 mm. FLANGE THICKNESS = 2 mm.