GAUGE, PRESSURE; 63 mm, 0-1000 bar, 1/4 IN. DIAL SIZE: 63 MILLIMETER, PRESSURE RANGE: 0-1000 BAR. DIFFERENTIAL, CONNECTION SIZE: 1/4 INCHES, CONNECTION TYPE: NPT, CONNECTION LOCATION: LOWER/BACK, TYPE: BOURDON TUBE, MOUNTING FACILITY: SURFACE, CASE MATERIAL: SS, CONNECTION MATERIAL: CU ALLOY, FILLED: GLYCERINE, STANDARD: CE; EN 837-1, MNFR DRG: 4396552202 REV 0 ITEM: 7, MNFR DRG: 4396552302 REV 0 ITEM: 7