Standard 3/8" Boiler Safety Valve with 1,8 Bar pressure relief. Not for use with all models; some use a smaller 1/4" version and some a larger 1/2" version.

Found in:

Make	Model
BFC	Opera
Rancilio	Classe 10
Sanremo	Milano LX, Venezia

Split

Calibration pressure 1.8 bar, steam outlet flowrate 87 kg/h, with Viton seal, operating temperature -20/ 200°C, CE/PED certified valve.