Description Specifications Literature Description The Ashcroft® Type 1279 Duragauge® pressure gauge is offered in 4.5" phenolic case for superior chemical and heat resistance. Dry, liquid-filled, hermetically sealed weatherproof or PLUS!™ options available. All case styles provide full temperature compensation.Other Features:4.5" full-size Bourdon tubePatented Duratube™ with as-welded-tube construction controls stress for longer life"Round Cap Tip" construction lowers stresses for longer lifeEasily adjustable, self-locking micrometer pointerBurn-resistant phenol turret caseExclusive Teflon coated 400 series Stainless Steel rotary movement for longer lifeEpoxy-coated system for superior corrosion resistancePLUS!™ Performance Option:Liquid-filled performance in a dry gaugeFights vibration and pulsations without liquid-filled headachesOrder as option XXL State of California Proposition 65 WARNINGCancer and Reproductive Harm - www.P65Warnings.ca.gov. Product Specifications Dial Size:4.5"Type:1279Tube & Socket:316L stainless steelCase Design:Dry (IP54)Process Connection Size:1/2 NPT maleConnection Location:LowerRange:0-300 PSI Literature & Docs Accessories