Pressure Gauges | High Pressure Company
Standard pressure gauges as shown are available from stock for immediate delivery. Gauge models 4PG5 through 6PG50 are standard with a High Pressure 1/4" O.D. tubing connection (HF4), while models 6PG75, 6PG100 and 6PG150 have a Ultra High Pressure 3/8" O.D. tubing connection (XF6).