• W17-40-7 BA | W17407BA• Inner dimension: 17, Outer dimension: 40, Width: 7, Weight: 0,01, Version: Rubber coating, Pressure resistance: Up to 0.5 bar max., Dust lip/Protective lip: Without, Tension spring: Non-alloy steel, Material: NBR (Perbunan), Temperature range: -30 to +100 °C