2a thread class right-hand 2.184" thread length oval countersunk undercut head style 9 thread quantity per inch oxide surface treated unc thread series
3a thread class right-hand 0.156" thread length flat chamfer head style 32 thread quantity per inch navy special project passivate screw surface treated unc thread series
3a thread class right-hand 0.391" thread length dished hexagon head style 2.375" grip length 24 thread quantity per inch cadmium surface treated unf thread series
3a thread class right-hand 0.400" thread length pan head style 0.865" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.251" thread length flat chamfer head style 28 thread quantity per inch thd relieved groove 0.100 in. min 0.190 in. max dia by 0.089 in. nom w unf thread series
2a thread class right-hand 1.250" thread length hexagon head style 6.062" grip length 20 thread quantity per inch cadmium or zinc surface treated unf thread series
3a thread class right-hand 0.531" thread length hexagon head style 0.687" grip length 28 thread quantity per inch cadmium surface treated unf thread series
flat fillister head style 0.875" grip length 125000 single pounds per square inch shear strength 100 deg countersink in head cadmium expander surface treated
flat fillister head style 0.688" grip length 125000 single pounds per square inch shear strength 100 deg countersink in head cadmium expander surface treated
3a thread class right-hand 0.448" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unf thread series