3a thread class right-hand 0.338" thread length flat countersunk head style 0.552" grip length 32 thread quantity per inch internal drive ribbed unjf thread series
3a thread class right-hand 0.330" thread length flat countersunk head style 0.615" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.298" thread length pan head style 0.428" grip length 32 thread quantity per inch cadmium surface treated unjc thread series
3a thread class right-hand 0.668" thread length flush head style 2.115" grip length 20 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.444" thread length fillister countersunk head style 1.615" grip length 28 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.444" thread length fillister countersunk head style 0.802" grip length 28 thread quantity per inch aluminum surface treated unjf thread series
Used on helicopter, chinook, ch-47. 3a thread class right-hand 0.320" thread length flat countersunk head style 0.302" grip length 32 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.741" thread length spline drive shear head head style 4.302" grip length 18 thread quantity per inch passivate surface treated unjf thread series
2a thread class right-hand 0.800" thread length knurled no. 4 head style 20 thread quantity per inch navy special project passivate surface treated unc thread series
3a thread class right-hand 0.314" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unjc thread series
