3a thread class right-hand 0.531" thread length hexagon head style 0.052" hole diameter 24 thread quantity per inch 0.031 in. w by 0.296 in. min. dia. undercut between shoulder phosphate manganese surface treated unf thread series
3a thread class right-hand 0.543" thread length watertight head style 32 thread quantity per inch navy special project passivate screw surface treated unc thread series
3a thread class right-hand 1.263" thread length pan head style 40 thread quantity per inch navy special project passivate screw surface treated unjc thread series
3a thread class right-hand 1.116" thread length flat countersunk head style 56 thread quantity per inch cadmium screw surface treated unjc thread series
3a thread class right-hand 0.390" thread length flat countersunk head style 0.437" grip length 32 thread quantity per inch cadmium surface treated unf thread series
2a thread class right-hand 0.430" thread length hexagon head style 28 thread quantity per inch extension, head 0.100 in. o/a lg., 0.5140 in. 0.5145 in. diameter with 63 microinch finish; undercut passivate surface treated unf thread series
3a thread class right-hand 0.214" thread length flat countersunk head style 56 thread quantity per inch cadmium screw surface treated unc thread series
2a thread class right-hand 0.125" thread length flat countersunk undercut head style 72 thread quantity per inch passivate screw surface treated unf thread series
3a thread class right-hand 0.277" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unjc thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.103" grip length 75000 single pounds per square inch shear strength cadmium surface treated
3a thread class right-hand 0.567" thread length flat countersunk head style 24 thread quantity per inch cadmium screw surface treated unf thread series
