Description Specifications Literature Description Barksdale's Heavy Duty Valve provides superior directional control for fluids and gasses up to 6,000 psi in the toughest industrial applications. Using Barksdale's Shear-Seal® technology, the Heavy Duty Valve products offer dependable performance and long life even when the media being controlled is contaminated with debris that would ruin ordinary valves. Featuring rugged ball bearing construction, hardened stainless steel seals, and durable bronze and iron cast housings these valves will provide trouble free performance for your critical application in the harshest environments.Features:Original Shear-Seal® technologyHigh velocity flowTolerates contaminatesLow handle load at high pressuresSpring return optionLow pressure dropApplications:Land-based and offshore drilling equipmentSteel millsNitrogen charging panelsRefineries and chemical processing plantsPower generation facilities State of California Proposition 65 WARNINGCancer and Reproductive Harm - www.P65Warnings.ca.gov. Product Specifications General SpecificationsWorking Media:Lubricated water or hydraulic oilFlow Pattern:Open center (tandem center)Port Size:1" NPT portsPort Location:Regular side portingPressure Range:6,000 psi lubricated water or hydraulic, 4,000 psi (275 bar) airPosition:Three positionO-Ring:Buna NRotor:400 series stainless steelPressure Seals:Stainless steelShaft:Stainless steelBody:BronzeHousing:Ductile iron Literature & Docs Product Specifications Supplemental Guide Accessories