#8-32 x 1/2" Phillips Drive Pan Head Zinc Finish Steel Machine Screw / THREAD CLASS: 2A THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 0.500 INCHES NOMINAL FASTENER LENGTH: 0.500 INCHES NOMINAL HEAD STYLE: A33 FILLISTER HEAD DIAMETER: 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM HEAD HEIGHT: 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM INTERNAL DRIVE STYLE: B12 CROSS RECESS TYPE IA END ITEM IDENTIFICATION: MRAP BUFFALO MK2A2 NOMINAL THREAD DIAMETER: 0.164 INCHES THREAD QUANTITY PER INCH: 32 PART NAME ASSIGNED BY CONTROLLING AGENCY: SCREW,8-32 X 0.500INCH SCREW MATERIAL: STEEL SCREW SURFACE TREATMENT: ZINC SPECIAL FEATURES: 8-32 X 1/2 INCH PHILLIPS PAN HEAD ZINC PLATED MACHINE SCREW THREAD SERIES DESIGNATOR: UNC