#4-40 x 5/16" Phillips Drive Pan Head Zinc Finish Steel Thread Rolling Screw / FASTENER LENGTH: 0.3125 INCHES NOMINAL HEAD STYLE: C32 PAN HEAD DIAMETER: 0.219 INCHES NOMINAL HEAD HEIGHT: 0.080 INCHES NOMINAL INTERNAL DRIVE STYLE: D1 CROSS RECESS TYPE 1 END ITEM IDENTIFICATION: 6545-01-600-3232 NONMACHINE THREAD STYLE: A12 DOG TYPE (TYPE B OR C) NONMACHINE NOMINAL THREAD DIAMETER: 0.112 INCHES PART NAME ASSIGNED BY CONTROLLING AGENCY: SCREW, TAPPING SPECIAL FEATURES: 4-40; WEIGHT: 0.0012LB MATERIAL: STEEL OVERALL SURFACE TREATMENT: ZINC OVERALL