... 63mm), 4”(100mm), 6”(150mm), 8”(200mm), 10”(250mm) dial sizes availableVacuum to 10,000 psi,. other ranges also available upon requestNPT, ... back connection, front and back flanges, u-clamps.Vacuum to 10,000 psi, other special connection thread availableGlycerin or silicone filled (or ... ranges available in °C, °F, or °C/°F scale.Gas or vapor filled remote or direct reading thermometers for wall ...