Germany
Monovalve Compressed Air 230 Bar Standard diving tank valve with bottle neck thread M18x1.5mm. Smaller gas cylinders and diving tanks have the smaller bottle neck thread. In the past, these pressure vessels were equipped with the small conical thread, while newer ones often have the M18x1.5mm bottle neck thread. Sealing is achieved with an O-ring.
Monovalve for mixed gases/Nitrox with outlet connection M26x2, pressure range 230 bar with bottle neck thread M18x1.5mm. The valve with its handle is a standard shut-off device for diving tanks and breathing apparatus.
Mono valve for normal air 232 Bar 25E (great conical)
Tauchflaschenventil horizontal 230bar Druckluftanschluss, kleinkonisch