Perma-Cal 4.5 in. Standard Process Turret Gauge with 1% Accuracy Full Scale, 0.5% Accuracy Mid Scale and 0-1000 PSI. This gauge has 1/2 in. NPT, bottom fitting, stainless steel trim, it includes dampening and external zero adjust. It comes in a black case. NIST calibration certificate is NOT included, but may be purchased for an additional cost.
The dial size shown in the photos may not reflect the actual PSI range.