3a thread class right-hand 0.366" thread length flat countersunk head style 1.240" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
2a thread class right-hand 0.058" thread length flat countersunk head style 32 thread quantity per inch navy special project passivate surface treated unc thread series
3a thread class right-hand 0.428" thread length dished hexagon head style 4.365" grip length 20 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.540" thread length hexagon head style 20 thread quantity per inch two holes in head 0.040 from walledge of head; diameter 0.460 inch minimun; 0.500 inch counterbore threaded unf thread series
3a thread class right-hand flush countersunk head style 1.068" grip length 24 thread quantity per inch 95000 single pounds per square inch shear strength cetyl alcohol lubrication, color bronze cadmium surface treated unjf thread series
3a thread class right-hand flush countersunk head style 1.005" grip length 24 thread quantity per inch 95000 single pounds per square inch shear strength cetyl alcohol lubrication, color bronze cadmium surface treated unjf thread series
3a thread class right-hand 1.255" grip length 20 thread quantity per inch 39700 double pounds per square inch shear strength nickel surface treated unjf thread series
3a thread class right-hand 0.817" grip length 24 thread quantity per inch 29200 double pounds per square inch shear strength nickel surface treated unjf thread series
Used on w/s: aircraft, thunderbolt ii, a-10. 3a thread class right-hand 0.880" grip length 24 thread quantity per inch nickel surface treated unjf thread series
3a thread class right-hand flush countersunk head style 0.880" grip length 24 thread quantity per inch 95000 single pounds per square inch shear strength cadmium surface treated unjf thread series
3a thread class right-hand 0.568" grip length 28 thread quantity per inch 132000 single pounds per square inch shear strength nickel surface treated unjf thread series
3a thread class right-hand 0.505" grip length 28 thread quantity per inch 132000 single pounds per square inch shear strength nickel surface treated unjf thread series