DescriptionMaterial:Housing and cap brass. Spring stainless steel. Lift disc brass. O-ring NBR.Version:Flat seal asbestos-free.Note:Opening pressure 0.35 bar (±0,05).Functional principle:See K0459 vent screws with check valve.Drawing reference:
1) flat seal 2) O-ring 3) lift disc 4) vent hole 2x 5) cap