Durgo overflow valve 4166, in non-corrosive stainless steel.
The valves operate progressively and can be used in installations with e.g. air, water, oil, and other aggressive media. The valve housing, nipple and cone are in non-corrosive steel with seal material in fluorinated rubber (FPM/FKM) or EPDM, alternatively perfluor rubber (ISOLAST®).
• Connection (Inlet/Outlet) 15/25, 20/25, 25/32, 32/40, 40/50
and 50/65, male thread (ISO-G)
• Opening pressure 0.5-22 bar (0.05 – 2.2 MPa). Can be ordered with
optional opening pressure within the given interval. Intervals vary depending on dimension.
• Temperature range
– EPDM: -30°C to +180°C
– Fluorinated rubber: -30°C to +200°C, (water max. +125°C)
– Perfluor rubber: -25°C to +220°C
| Art.No | Name | Product sheet | Connection | Flow capacity | Details | |
|---|---|---|---|---|---|---|
 | SV-66-G15/G25-xx-xx | Overflow Valve Durgo SV66 (4166) DN15 Opening pressure 0.5-22.0 bar (0.05-2.2 MPa) | Brochure SV Eng | G15 / G25 | Show more | |
| SV-66-G20/G25-xx-xx | Overflow Valve Durgo SV66 (4166) DN20 Opening pressure 0.5-22.0 bar (0.05-2.2 MPa) | Brochure SV Eng | G20 / G25 | Show more | |
| SV-66-G25/G32-xx-xx | Overflow Valve Durgo SV66 (4166) DN25 Opening pressure 0.5-22.0 bar (0.05-2.2 MPa) | Brochure SV Eng | G25 / G32 | Show more | |
| SV-66-G32/G40-xx-xx | Overflow Valve Durgo SV66 (4166) DN32 Opening pressure 0.5-22.0 bar (0.05-2.2 MPa) | Brochure SV Eng | G32 / G40 | Show more | |
| SV-66-G40/G50-xx-xx | Overflow Valve Durgo SV66 (4166) DN40 Opening pressure 0.5-12.0 bar (0.05-1.2 MPa) | Brochure SV Eng | G40 / G50 | Show more | |
| SV-66-G50/G65-xx-xx | Overflow Valve Durgo SV66 (4166) DN50 Opening pressure 0.5-12.0 bar (0.05-1.2 MPa) | Brochure SV Eng | G50 / G65 | Show more |