pressure gauge 1.Oil filled pressure gauge 2.size and range be made as required 3. ... ,no flange 0-0.1,0.16,0.25,0.4,0.6,1.0,1.6,2.5,4.0,6.0 ... ,10,16,25,40,60 2.5 G1/4″ ZG1/4″(PT) Z1/4″(NPT ... front flange 0-0.1,0.16,0.25,0.4,0.6,1.0,1.6,2.5,4.0,6. ... 0,10,16,25,40,60,1000-0.1,0.16, ... 3,0.5,0.9,1.5,2.4 1.5 G3/8,″1/2″ ZG3/8″, 1/2″(PT) Z3/8″, 1/2″(NPT) J. Bottom,no flange ...