This is a resilient brass piston created diaphragm Nitrogen Regulatory authority with a Distribution Pressure 0-4000 PSI for purging and pressure testing air conditioning and refrigeration systems. Regulatory authority with CGA580 inlet link, 1/4 inch male flare outlet link, self re-seating safety valve (not created to protect downstream system) and easy to read 2 inch Contents Scale 0-4000 PSI (Component No. G7SD) and Shipment Scale 0-600 PSI (Component No. G8SD) with protective rubber gauge boots (Component No. GB20S). For smooth accurate distribution pressure change there is a big brass Tee Take care of with stainless-steel pressure adjusting screw and regulator bushing that stops galling.
Easy-To-Read Dual Scale 2-Inch Gauges, 0 and 4000 PSI/Kg
Large Brass T-Handle For Smooth, Accurate Adjustments
Reseating Pressure Relief Device Where Needed For Added Regulator Protection
Forged Brass Bonnet and Body