- article code = WAAR-ED-20÷40BAR-CL-4BM-4BF
- code WAAR = Manufacturer
- code ED = All SS Overload Protector
- code 20÷40BAR = range
- code CL  =  AISI 316 SS Body
- code 4BM-4BF =  Connection ½" BSP (M+F)