• Meet the specification of ASME Standard B40.1 Grade 3A
• Ranges available vacuum through 20,000 psi
• +/-0.25% accuracy to 100% of dial range on rising or falling pressure
• 6 inch size -  bottom connected
• Adjustable knife-edge pointer and mirrored dial eliminate parallax error*
• Brass or 316 Stainless steel wetted parts
• Safety blow-out disc on the rear case is standard
• Instrument glass lens and 304 Stainless steel case
• Jeweled brass and nickel silver bearings and movement
• Panel mountable, optional carrying case
• Stock availability

*The difference in apparent direction of an object as seen from two different points not on a straight line with the object

• Laboratories on calibration test stands
• Sophisticated aerospace equipment used in launching space vehicles
• Gauge repair facilities
• Wherever high accuracy and sensitivity are critical

1. Working Pressure Limitations
   Static Pressure
   The working pressure, when no sharp fluctuations occur, should be limited to 100% of the dial range.
   NOTE: 800 Series Test Gauges are not intended for dynamic applications.
2. Ambient Temperature
   -40°F to 140°F (-40°C to 60°C)
3. Media Temperature
   -40°F to 180°F (-40°C to 80°C)