1.2.5"(63mm), silicone filled pressure gauge 2.S.S case,Brass connection,S.S crimped bezel, 3. ... 0-10bar,1/4NPT etc. 4.bottom , 63mm(2.5") silicone filled pressure gaugewith back flange ,YN63ZC BRIEF INTRODUCTION Oill filled ... -chemical, Power stations, etc. DESCRIPTION Nominal Size : 1.5"(40mm) , 2.0"(50mm), 2.5"(63mm), 3.0"(75mm) ,4.0"(100mm),Pressure Range ...