... filled pressure gauges provide users a number of advantages in certain measurement applications. Application: Liquid-filled pressure gauges provide users a number of advantages in ... Options: Contections: NPT, PT, BSPP,UNF,or customizedCustomized dial Pressure Increment: bar, kPa, kg/cm2, PSI, or dual.Silicon ... /8" & 1/2" are available, too. Liquid Filled Pressure Gauge LM - Lower Mount, General Type