MaterialForged AluminumSealBuna-NFemale ThreadNST (NH)Female Thread Size3"Storz Size5"Working Pressure150 PSIWeight Lb8.0000ConstructionRocker LugMachined from forged 6061- T6 aluminumHardcoat anodized components per MIL-A-8625 Type III Class 1Buna-N gasketsCast aluminum lock lever assemblyAvailable OptionsConsult Dixon for pricing and availability of other threads and sizes.Screens available for 5" heads, consult Dixon for pricing