![3/8" MNPTF x 3/8" FNPTF Aluminum Anti-Siphon Valve | EVM A/S 173 - MacombMarineParts.com](http://www.macombmarineparts.com/cdn/shop/files/S_173_-_MacombMarineParts.com-771134_{width}x.jpg?v=1720970285)
3/8" MNPTF x 3/8" FNPTF Aluminum Anti-Siphon Valve | EVM A/S 173
3/8" MNPTF x 3/8" FNPTF Aluminum Anti-Siphon Valve | EVM A/S 173
EVM A/S 173 Anti-Siphon Valve
- 3/8 in. Male NPTF x 3/8 in. Female NPTF Aluminum Anti-Siphon Valve
- 170 Series
- Designed to prevent the siphoning of marine fuel tanks should a fuel line leak or break occur