7/8"-9 x 2-3/4" Grade 8 Plain Finish Hex Cap Screw / THREAD DIRECTION: RIGHT-HAND FASTENER LENGTH: 2.750 INCHES NOMINAL HEAD DIAMETER: 1.312 INCHES NOMINAL NOMINAL THREAD DIAMETER: 9.0 INCHES PART NAME ASSIGNED BY CONTROLLING AGENCY: HEX CAP SCREW SPECIAL FEATURES: SCREW HAS PLAIN FINISH;0.875 DIAMETER BODY;FNL THREAD SERIES DESIGNATOR: UNC NONDEFINITIVE SPEC/STD DATA: 8 GRADE