- article code = WAAR-ED.20÷40BAR.CL.4NM.4NF
- code WAAR = Manufacturer
- code ED = All SS Overload Protector (gauge saver)
- code 20÷40BAR = range
- code CL = AISI 316 SS body
- code 4NM.4NF = ½" NPT (MxF)