#6-32 x 1-1/2" ASTM F837 Hex Drive Grade 316 Stainless Steel Socket Cap Screw / THREAD CLASS: 2A THREAD DIRECTION: RIGHT-HAND FASTENER LENGTH: 1.500 INCHES NOMINAL HEAD STYLE: C49 FLAT CHAMFER HEAD DIAMETER: 0.218 INCHES MINIMUM AND 0.226 INCHES MAXIMUM HEAD HEIGHT: 0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM INTERNAL DRIVE STYLE: D5 HEXAGON NOMINAL THREAD DIAMETER: 0.138 INCHES WIDTH ACROSS FLATS: 0.109 INCHES NOMINAL THREAD QUANTITY PER INCH: 32 MATERIAL: STEEL COMP 316 OVERALL THREAD SERIES DESIGNATOR: UNC