Dial4.5” (115mm) white aluminum with black and red markings4.5” (115mm) white aluminum with black and red markingsCaseBlack phenolic, with pressure relief back, solid front, integral back flangeBlack phenolic, with pressure relief back, solid front, integral back flangeSolid WallPhenolicPhenolicPressure Relief BackPolypropylenePolypropyleneWindowPolycarbonatePolycarbonateRingPhenolicPhenolicPointerAluminum, anodized black, micrometer adjustableAluminum, anodized black, micrometer adjustableSocket316L SSOT 58 brassConnection1/4” NPT or 1/2” NPT standard, bottom or back1/4” NPT or 1/2” NPT standard, bottom or backBourdon Tube316L SS, drawn seamlessPhosphor bronzeMovement304 SS with under and overload stops304 SS with under and overload stopsGasket MaterialsSilicone (Viton® option)Silicone (Viton® option)WeldingTIGSilver alloyOver-pressure Limit   

25% for pressures up to 1,450 psi (9,998 kPa),

15% for pressures 1,500 psi to 8,700 psi (10,341 kPa to 59,984 kPa),

10% for pressures above 8,701 psi (59,984 kPa)

25% for pressures up to 1,450 psi (9,998 kPa),

15% for pressures 1,500 psi to 8,700 psi (10,341 kPa to 59,984 kPa),

10% for pressures above 8,701 psi (59,984 kPa)

Working PressureMaximum 75% of full scale valueMaximum 75% of full scale valueAmbient Temperature

Dry: -40°F to 250°F (-40°C to 120°C)

Glycerin Filled: -4°F to 150°F (-20°C to 65°C)

Dry: -40°F to 250°F (-40°C to 120°C)

Glycerin Filled: -4°F to 150°F (-20°C to 65°C)

Process Temperature-40°F to 257°F (-40°C to 125°C)-40°F to 257°F (-40°C to 125°C)Accuracy±0.5% ANSI/ASME Grade 2A±0.5% ANSI/ASME Grade 2AEnclosure RatingIP65IP65