It can be used in a many applications including, water, Air and oil. These liquid filled gauges will last longer than any traditional gauge, because its housing is filled with viscous oil. This oil filling is beneficial not only because it dampens pointer vibration, but also because it leaves no room for humid ambient air to enter. As a result, water cannot condense and accumulate.
Case is Stainless Steel
Tube is a Bronze Phosphor Bourdon
1/4” NPT Brass Lower Mount
Single Scale – PSI
Graduated Interval - 5 psi
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