Fig. Inter. - Figure Interval. Increments between PSI numbers on gauge face.
Grad. Inter. - Graduation Interval. Fractional increments between PSI numbers on gauge face.

Features:

• Accuracy class: ± 1% of span
• Material of wetted parts: copper alloy
• Window: acrylic, snap in
• Dial: Aluminum, White
• Pointer: Aluminum, Black, adjustable
• Mounting flange/bracket: Rear flange, stainless steel
• Stainless steel case