Vintage Norton Electrical Instrument Co popular Large Gauge - Thousand Cu. Ft. Air per Min. at 95 degree F 14.4 lbs atmos - Manchester, Conn USA

This gauge is large and it is untested. The back is bowed out and has crazing in the metal. Also it shows age, patina and some wear.

Measures: 4.25" diameter x 2.5" tall (not including connectors on back) popular