3a thread class right-hand 0.501" thread length flat countersunk head style 1.178" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.403" thread length flat countersunk head style 1.990" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.363" thread length pan no. 2 head style 0.428" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.363" thread length pan no. 2 head style 0.115" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
Used on F16. 3a thread class right-hand 0.403" thread length flat countersunk head style 1.615" grip length 28 thread quantity per inch cadmium surface treated unjf thread series