Stauff SME 025 E 10 B 4 Stauff Replacement Filter Element for Pressure blank filter Element Replacement Filter Element for Pressure Filters Micron Rating: 5 µm Material: Polyester Fibre Outer Diameter (mm): 60 Inner Diameter (mm): 34 24° + O Ring DN38 38S Glass Fibre Outer Diameter (mm): 42 Inner Diameter (mm): 23 β ratio >200