KR1212 | RV12 R400 CAP & GASKET | Maxitrol

RV12 R400 CAP & GASKET: A Maxitrol RV12 R400 CAP & GASKET is a replacement part for the RV12 R400 regulator. It is used to seal the connection between the regulator and the gas line. The cap is made of brass and the gasket is made of rubber. The cap has a 1/2" NPT male thread and the gasket has a 3/8" NPT female thread.The RV12 R400 CAP & GASKET is an important part of the regulator and should be replaced if it becomes damaged or lost. A damaged or lost cap can cause the regulator to leak gas, which can be dangerous. Our HVAC supply store offers a wide variety of replacement parts for Maxitrol regulators, so you can be sure to find the right part for your needs.