#10-32 x 1-3/8" Slotted Drive Round Head Zinc Finish Steel Machine Screw / THREAD CLASS: 2A THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 1.320 INCHES MINIMUM AND 1.380 INCHES MAXIMUM FASTENER LENGTH: 1.320 INCHES MINIMUM AND 1.380 INCHES MAXIMUM HEAD STYLE: C32 PAN HEAD DIAMETER: 0.334 INCHES MINIMUM AND 0.359 INCHES MAXIMUM HEAD HEIGHT: 0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM INTERNAL DRIVE STYLE: D14 SLOT NOMINAL THREAD DIAMETER: 0.190 INCHES THREAD QUANTITY PER INCH: 32 EXTERNAL THREAD TOLERANCE CLASS: 2A PART NAME ASSIGNED BY CONTROLLING AGENCY: ROUND HEAD SLOTTED MACHINE SCREW MATERIAL: STEEL OVERALL SURFACE TREATMENT: ZINC OVERALL THREAD SERIES DESIGNATOR: UNC