Profile: The seal features a profile to it and allows for a one/two or full turn in the pressure gauges readout to be certain suitable installation orientation. Profile seals can either be external or internally centered. We use cookies on our website to provide you with the most related encounter https://dallasdlohx.ampblogs.com/a-simple-key-for-bourdon-tube-plastic-or-painted-steel-case-gauge-unveiled-69748275