• W12-22-7 B1 | W12227B1• Inner dimension: 12, Outer dimension: 22, Width: 7, Weight: 0,004, 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, Version: Metal jacketed, closed on one side