Case:              Ø2.0”(50mm),black steel
Window:          Plastic,with maximum pointer
Pointer:           Black aluminium
Dial:                Aluminium
Bourdon tube: Phosphor bronze
Movement:      Brass
Wetted parts:  Brass
Type:              Bottom entry
Union:             3/4"FHTx Female NPT swivel connection
Accuracy:       ±3-2-3% (ASME B40.100 Grade B)
Scale:             Single or double scales
Range:           0-160psi/kPa,0-300psi/kPa
Working pressure:Maximum 75% of full scale value