The Honeywell (former RMG) Gas Pressure Regulators HON 503 is a design variant of HON 502, which incorporates an integrated Safety Shut-off Valve (SSV).

Choosing the Right Product
In a natural gas system, pressure reducing regulators are used both for transmission and distribution applications. With the broad diversity of pressure-related measurement and control requirement it is essential to choose a regulator that's right for the job.