1/4"-20 x 1-3/4" ASTM F837 Hex Drive Grade 18-8 Stainless Steel Socket Cap Screw / THREAD CLASS: 3A THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 0.750 INCHES NOMINAL FASTENER LENGTH: 1.750 INCHES NOMINAL HEAD STYLE: C33 PAN NO. 2 HEAD DIAMETER: 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM HEAD HEIGHT: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM INTERNAL DRIVE STYLE: D5 HEXAGON END ITEM IDENTIFICATION: 2320-01-532-3599 NOMINAL THREAD DIAMETER: 0.250 INCHES WIDTH ACROSS FLATS: 0.1875 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM THREAD QUANTITY PER INCH: 20 PART NAME ASSIGNED BY CONTROLLING AGENCY: SOCKET HEAD CAPSCREW MATERIAL: STEEL CORROSION RESISTING OVERALL THREAD SERIES DESIGNATOR: UNRC