3/8"-16 x 2-3/4" Grade 8 Yellow Zinc Finish Hex Cap Screw / THREAD CLASS: 2A THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 1.000 INCHES NOMINAL FASTENER LENGTH: 2.720 INCHES NOMINAL HEAD STYLE: C1 HEXAGON HEAD HEIGHT: 0.234 INCHES NOMINAL WIDTH BETWEEN FLATS: 0.557 INCHES NOMINAL END ITEM IDENTIFICATION: R19TM900GPMFL NOMINAL THREAD DIAMETER: 0.375 INCHES THREAD QUANTITY PER INCH: 16 PART NAME ASSIGNED BY CONTROLLING AGENCY: HEX CAP SCREW, GRADE 8, YELLOW ZINC COLOR: YELLOW OVERALL MATERIAL: STEEL COMP 4140 OVERALL MATERIAL DOCUMENT AND CLASSIFICATION: SAE J429 ASSN STD SINGLE MATERIAL RESPONSE OVERALL SURFACE TREATMENT: ZINC OVERALL SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM F1941 ASSN STD SINGLE TREATMENT RESPONSE OVERALL THREAD SERIES DESIGNATOR: UNC