DOT407LT3 PRESSURE RELIEF VENT JETVENT 4″ NPT SPECIAL
CUSTOM PRESSURE SETTING
Our DOT 407 Vent combines a low profile, light weight design with increased flow rates to meet the most demanding needs of virtually any DOT 407 tank.
The stainless steel valve seat seals on a Teflon® encapsulated silicone O-Ring. This O-Ring provides complete chemical resistance and a bubble-tight seal to meet the latest DOT requirements. The unit also meets the surge requirements of 178.345-10 (b) (3) (ii) 1 liter.
Vent with a 4” NPS female pipe thread. Attaches to a 4” pipe nipple and seals against a solid Teflon® ring gasket. Weight: 12 lbs. Installed Height:5 1/2” over the top of the pipe nipple.