Wika 9851852 Low Pressure vacuum gauges are extemely sensitive and highly accurate. The unique capsule element pressure system is designed to measure vacuum pressure of gaseous media compatible with copper alloy (brass). The finely polished nickel-silver pinion gear and shaft movement ensure repeatable accuracy. Black steel case with zero adjustment screw located on front dial.
30-0 "H2O / 760-0 mmH2O vacuum dual scale
1/4" NPT center back mount
+/- 1.5% of span
Black Painted Steel