Item Specifications UPC 842176171173 Package Quantity 50 Size 5/16"-18 x 3/4" Head Style Round Head Diameter 0.719" Head Height 0.176" Inch / Metric Inch Thread Size 5/16"-18 Thread Dia. 0.3125" Thread Class Class 2A Coarse / Fine Coarse Threads Per Inch (TPI) 18 Thread Coverage Full Thread Length 3/4" Thread Length Dec. 0.75" Material Steel Material Type Hot Dip Galvanized Steel Grade Grade 307A Finish Hot Dip Galvanized Specification 1 ASTM : A307 Specification 2 ASTM : A153 Specification 3 ASME : B18.5 Tensile Strength 60,000 PSI Core Hardness Rockwell B69 Item Type Bolts Product Code 5150-6185 SKU 3GBC905C0012
