The company's miniature vacuum gauge is provided with a dual scale for accurate indication of vacuum ranging from 0 to -30 in HG. The dial diameter is 7/8 inch with an overall depth, front to back, of 1 7/64 inch. It employs a brass-geared movement that is designed to contribute to an accuracy specification of 3-2-3 percent. Two threads are provided, enabling the user a choice for fitting connections. Beswick Engineeringhttp://rbi.ims.ca/4911-592
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