| SPECIFICATIONS DIAL SIZE: 4-1/2" CASE: SOLFRUNT, Cast aluminum, black finish with aluminum pressure relieving back 1403: Front flanged for panel mounting 1404: Flangeless for stem mounting RING: 1403: Steel hinged, black finish; 1404: Aluminum snap-lock bayonet, black WINDOW: Molded acrylic with gasket POINTER: Knife-edged, black, adjustable DIAL: White coated aluminum with black markings and mirrored edge MOVEMENT: Geared ARC-LOC® with parts of phosphor bronze and stainless steel to minimize friction and wear BOURDON TUBE: Silver brazed Phosphor bronze: 30" Hg VAC through 60 psi Beryllium copper: 100 through 5000 psi CONNECTION: 1/2-14 ANPT standard (1/4-18 ANPT optional), brass ACCURACY: ±0.25% of span (Grade 3A) |