Stauff SS 160 B 25 B Terugslagkleppen Female Stud Check Valves Thread: blank filter Element Female Stud Check Valves Thread: G 3 4 Opening Pressure: 1 Bar Steel 1 8'' 8056686167539 Ventiel 2x 3 2 1 8'' Pneumatisch Nc Monostabiel 2 Length (mm): 229 Sealing: NBR β ratio >2