Male coupler specifications:
 Series: 3CFHF
 Thread type: Male thread bulkhead M
 Size: 3
 Connection thread: M22 x 1.5
 Nominal flow rate (l/min.): 70
 Version: Plug-in coupling sleeve
 Material: Steel, galvanized
 Ø D1 (mm): 40
 Operating pressure max. (bar): 250
 L1 (mm): 136.7
 AF (mm): 38
 Connection under pressure: Plug under residual pressure
 Connection thread A: 15 L, M22 x 1.5 for bulkhead
 Tube Ø (mm): 15 L
 Standard: ISO 7241-1-A