bourdon tube manometer, body sheet steel, front ring 3-square chromium-plated, mounting clamp, measuring unit, motion work copper based alloy, front glass acryl, ambient temperature -20...+60°C, medium temperature max. +60°C, connection rear, class 2,5, diameter 50mm, indicating range 0-4/0-58, unit bar/psi, connection 1/4"
