1.NECKING THREAD:M 30*1.5 for 2-12KG ,
2.GAUGE THREAD: NPT1/8  ,M10*1 ,
3.OUTLET THREAD FOR HOSE: M14*1.5 ,M16.*1.5
4.DIP TUBE THREAD: M16*1.5  
5.PRESSURE RELEASE:WITHIN 28 BAR