Case: Steel, painted black
Dial: Aluminum, white background
Glass : Polycarbonate
Needle: Steel
Connection: 1/8″ or 1/4″ bottom or rear
Wetted parts: Brass
Bourdon tube: Phosphor bronze
Recommended pressure: Maximum 75% of total range
Suppression limit: 25% above total range
Accuracy: ASME B40.1-1991 Class B ± 2%
