#6-32 x 1-1/4" Slotted Drive Round Head Zinc Finish Steel Machine Screw / THREAD CLASS: 2A THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 1.190 INCHES MINIMUM FASTENER LENGTH: 1.190 INCHES MINIMUM AND 1.250 INCHES MAXIMUM HEAD STYLE: A28 ROUND HEAD DIAMETER: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM HEAD HEIGHT: 0.091 INCHES MINIMUM AND 0.103 INCHES MAXIMUM INTERNAL DRIVE STYLE: B10 SLOT NOMINAL THREAD DIAMETER: 0.138 INCHES THREAD QUANTITY PER INCH: 32 PART NAME ASSIGNED BY CONTROLLING AGENCY: MACHINE SCREW GRADE 5 SCREW MATERIAL: STEEL SCREW SURFACE TREATMENT: ZINC THREAD SERIES DESIGNATOR: UNC