S.S POSITIVE PRESSURE GAUGES, 4” DIA DIAL (GLYCERIN FILLED OR PREFERABLY AN INTERNAL DAMPING MECHANISM FOR VIBRATIONS OF NEEDLE),
WITH DUAL GRADUATIONS IN BAR AND PSI, PRESSURE RANGES FROM 0~25 BAR AND 0-350PSI, CONNECTION TYPE 3/4” DIA FNPT BOTTOM,
GAUGES SHOULD BE CALIBRATED FROM A CERTIFIED THIRD PARTY, CALIBRATION SERVICES PROVIDE ALONG WITH CERTIFICATES AND GAUGES SEALED,
ACCURACY OF PRESSURE GAUGE SHOULD BE GRADE 2A AS PER ASME B40,