5/8"-11 x 2-3/4" Phosphate and Oil Finish SAE J429 Grade 8 Hex Flange Bolt / THREAD CLASS: 2A THREAD DIRECTION: RIGHT-HAND FASTENER LENGTH: 2.750 INCHES NOMINAL HEAD STYLE: C7 HEXAGON EXTENDED WASHER HEAD HEIGHT: 0.620 INCHES NOMINAL WIDTH BETWEEN FLATS: 0.940 INCHES NOMINAL EXTENDED WASHER DIAMETER: 1.330 INCHES NOMINAL EXTENDED WASHER THICKNESS: 0.100 INCHES NOMINAL END ITEM IDENTIFICATION: HEMTT FAMILY (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS); 4210-01-486-1035 TFFT (TACTICAL FIRE FIGHTING TRUCK); 2320-01-442-1940,TRUCK,CBT,(COMMAND BRIDGE TRANSPORTER) NOMINAL THREAD DIAMETER: 0.625 INCHES FEATURES PROVIDED: FINISHED HEAD THREAD QUANTITY PER INCH: 11 MATERIAL: STEEL COMP 1013 OVERALL OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1023 OR STEEL COMP 1025 OR STEEL COMP 1026 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1033 OR STEEL COMP 1034 OR STEEL COMP 1035 OR STEEL COMP 1037 OR STEEL COMP 1038 OR STEEL COMP 1039 OR STEEL COMP 1040 OR STEEL COMP 1524 OR STEEL COMP 1527 OR STEEL COMP 1536 OR STEEL COMP 1541 SURFACE TREATMENT: PHOSPHATE OVERALL SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: DOD-P-16232 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL THREAD SERIES DESIGNATOR: UNC