Warranty: 2 years Part number of the recommended special tools: LS 6/1 Height [mm]: 65 Thread Size: 3/4-16 UNF Outer diameter [mm]: 66 Supplementary Article/Info 2: with one anti-return valve Outer diameter 2 [mm]: 62 Inner diameter 2 [mm]: 54 Bypass Valve Opening Pressure [bar]: 1.0