Used on w/s: aircraft, b-1b; support equipment (se), b-2 bomber; aircraft, b-2 bomber (atb). flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.500" grip length passivate stem surface treated
3a thread class right-hand 0.323" thread length pan head style 0.928" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.630" thread length double hexagon extended washer head style 0.776" grip length 28 thread quantity per inch unjf thread series
3a thread class right-hand 0.630" thread length double hexagon extended washer head style 0.120" grip length 28 thread quantity per inch unf thread series
3a thread class right-hand 0.794" thread length double hexagon extended washer head style 1.620" grip length 24 thread quantity per inch unjf thread series
3a thread class right-hand 0.865" thread length double hexagon extended washer head style 1.065" grip length 24 thread quantity per inch unjf thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.906" grip length 95000 single pounds per square inch shear strength color green on locking collar passivate surface treated
3a thread class right-hand 0.425" thread length hexagon head style 0.428" grip length 28 thread quantity per inch cadmium surface treated unjf thread series