#8-32 x 5/8" Phillips Pan Head Grade 18-8 Stainless Steel Internal Tooth Washer SEMS Machine Screw / THREAD CLASS: 2A THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 0.60 INCHES NOMINAL FASTENER LENGTH: 0.75 INCHES NOMINAL HEAD STYLE: C32 PAN HEAD DIAMETER: 0.105 INCHES MINIMUM HEAD HEIGHT: 0.110 INCHES NOMINAL WASHER QUANTITY: 1 INTERNAL DRIVE STYLE: D2 CROSS RECESS TYPE II END ITEM IDENTIFICATION: 01-615-9020 NOMINAL THREAD DIAMETER: 0.1640 INCHES THREAD QUANTITY PER INCH: 32 HARDNESS RATING: 40.0 ROCKWELL C MINIMUM RING PRIMARY WASHER OUTSIDE DIAMETER: 0.327 INCHES MINIMUM PRIMARY WASHER STYLE: G2 FLAT INTERNAL TEETH PRIMARY WASHER MATERIAL THICKNESS: 0.03 INCHES MINIMUM MATERIAL: STEEL CORROSION RESISTING OVERALL THREAD SERIES DESIGNATOR: UNC