2a thread class right-hand 1.362" thread length flat countersunk head style 24 thread quantity per inch cadmium screw surface treated unf thread series
3a thread class right-hand 1.061" thread length hexagon head style 4.922" grip length 16 thread quantity per inch passivate surface treated unf thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 26000 single pounds per square inch shear strength anodize or oxide film surface treated
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 26000 single pounds per square inch shear strength anodize or oxide film surface treated
2a nut thread thread class right-hand nut thread 0.171" overall length 56 nut thread thread quantity per inch navy special project passivate surface treated self-locking unc nut thread thread series